Home / 69,956.08-96,538.16-38,125.20

Finding the Fourth Proportional to 69,956.08, 96,538.16 and 38,125.20

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Solution

The fourth proportional to 69,956.08, 96,538.16 and 38,125.20 is: 52,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,956.08 : 96,538.16 = 38,125.20 : x
  2. Step 2: Convert to fraction form
    69,956.08/96,538.16 = 38,125.20/x
  3. Step 3: Cross multiply
    69,956.08x = 96,538.16 × 38,125.20
  4. Step 4: Simplify right side
    69,956.08x = 3,680,536,657.63
  5. Step 5: Solve for x
    x = 3,680,536,657.63/69,956.08
  6. Step 6: Final answer
    x = 52,612.11

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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.