Home / 372,931.20-559,591.20-162,590.40

Finding the Fourth Proportional to 372,931.20, 559,591.20 and 162,590.40

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Solution

The fourth proportional to 372,931.20, 559,591.20 and 162,590.40 is: 243,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,931.20 : 559,591.20 = 162,590.40 : x
  2. Step 2: Convert to fraction form
    372,931.20/559,591.20 = 162,590.40/x
  3. Step 3: Cross multiply
    372,931.20x = 559,591.20 × 162,590.40
  4. Step 4: Simplify right side
    372,931.20x = 90,984,157,044.48
  5. Step 5: Solve for x
    x = 90,984,157,044.48/372,931.20
  6. Step 6: Final answer
    x = 243,970.35

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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.