Home / 39,326.16-54,223.10-32,129.55

Finding the Fourth Proportional to 39,326.16, 54,223.10 and 32,129.55

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Solution

The fourth proportional to 39,326.16, 54,223.10 and 32,129.55 is: 44,300.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,326.16 : 54,223.10 = 32,129.55 : x
  2. Step 2: Convert to fraction form
    39,326.16/54,223.10 = 32,129.55/x
  3. Step 3: Cross multiply
    39,326.16x = 54,223.10 × 32,129.55
  4. Step 4: Simplify right side
    39,326.16x = 1,742,163,641.96
  5. Step 5: Solve for x
    x = 1,742,163,641.96/39,326.16
  6. Step 6: Final answer
    x = 44,300.38

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Find fourth proportional to 39,327.16, 54,224.47 and 32,130.55
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.