Home / 387,741.02-581,498.52-151,027.43

Finding the Fourth Proportional to 387,741.02, 581,498.52 and 151,027.43

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Solution

The fourth proportional to 387,741.02, 581,498.52 and 151,027.43 is: 226,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,741.02 : 581,498.52 = 151,027.43 : x
  2. Step 2: Convert to fraction form
    387,741.02/581,498.52 = 151,027.43/x
  3. Step 3: Cross multiply
    387,741.02x = 581,498.52 × 151,027.43
  4. Step 4: Simplify right side
    387,741.02x = 87,822,224,116.91
  5. Step 5: Solve for x
    x = 87,822,224,116.91/387,741.02
  6. Step 6: Final answer
    x = 226,497.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.