Home / 39,228.96-54,127.80-23,307.60

Finding the Fourth Proportional to 39,228.96, 54,127.80 and 23,307.60

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Solution

The fourth proportional to 39,228.96, 54,127.80 and 23,307.60 is: 32,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228.96 : 54,127.80 = 23,307.60 : x
  2. Step 2: Convert to fraction form
    39,228.96/54,127.80 = 23,307.60/x
  3. Step 3: Cross multiply
    39,228.96x = 54,127.80 × 23,307.60
  4. Step 4: Simplify right side
    39,228.96x = 1,261,589,111.28
  5. Step 5: Solve for x
    x = 1,261,589,111.28/39,228.96
  6. Step 6: Final answer
    x = 32,159.64

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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.