Home / 156,071.40-234,107.10-124,967.40

Finding the Fourth Proportional to 156,071.40, 234,107.10 and 124,967.40

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Solution

The fourth proportional to 156,071.40, 234,107.10 and 124,967.40 is: 187,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,071.40 : 234,107.10 = 124,967.40 : x
  2. Step 2: Convert to fraction form
    156,071.40/234,107.10 = 124,967.40/x
  3. Step 3: Cross multiply
    156,071.40x = 234,107.10 × 124,967.40
  4. Step 4: Simplify right side
    156,071.40x = 29,255,755,608.54
  5. Step 5: Solve for x
    x = 29,255,755,608.54/156,071.40
  6. Step 6: Final answer
    x = 187,451.10

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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.