Home / 156,001.20-234,001.80-96,644.40

Finding the Fourth Proportional to 156,001.20, 234,001.80 and 96,644.40

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Solution

The fourth proportional to 156,001.20, 234,001.80 and 96,644.40 is: 144,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,001.20 : 234,001.80 = 96,644.40 : x
  2. Step 2: Convert to fraction form
    156,001.20/234,001.80 = 96,644.40/x
  3. Step 3: Cross multiply
    156,001.20x = 234,001.80 × 96,644.40
  4. Step 4: Simplify right side
    156,001.20x = 22,614,963,559.92
  5. Step 5: Solve for x
    x = 22,614,963,559.92/156,001.20
  6. Step 6: Final answer
    x = 144,966.60

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1.5x scale

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.