Home / 58,654.90-80,990.36-54,177.04

Finding the Fourth Proportional to 58,654.90, 80,990.36 and 54,177.04

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Solution

The fourth proportional to 58,654.90, 80,990.36 and 54,177.04 is: 74,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,654.90 : 80,990.36 = 54,177.04 : x
  2. Step 2: Convert to fraction form
    58,654.90/80,990.36 = 54,177.04/x
  3. Step 3: Cross multiply
    58,654.90x = 80,990.36 × 54,177.04
  4. Step 4: Simplify right side
    58,654.90x = 4,387,817,973.33
  5. Step 5: Solve for x
    x = 4,387,817,973.33/58,654.90
  6. Step 6: Final answer
    x = 74,807.36

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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.