Home / 39,192.16-54,130.80-32,841.76

Finding the Fourth Proportional to 39,192.16, 54,130.80 and 32,841.76

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Solution

The fourth proportional to 39,192.16, 54,130.80 and 32,841.76 is: 45,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192.16 : 54,130.80 = 32,841.76 : x
  2. Step 2: Convert to fraction form
    39,192.16/54,130.80 = 32,841.76/x
  3. Step 3: Cross multiply
    39,192.16x = 54,130.80 × 32,841.76
  4. Step 4: Simplify right side
    39,192.16x = 1,777,750,742.21
  5. Step 5: Solve for x
    x = 1,777,750,742.21/39,192.16
  6. Step 6: Final answer
    x = 45,359.86

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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.