Home / 69,957.08-96,539.54-38,126.20

Finding the Fourth Proportional to 69,957.08, 96,539.54 and 38,126.20

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Solution

The fourth proportional to 69,957.08, 96,539.54 and 38,126.20 is: 52,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,957.08 : 96,539.54 = 38,126.20 : x
  2. Step 2: Convert to fraction form
    69,957.08/96,539.54 = 38,126.20/x
  3. Step 3: Cross multiply
    69,957.08x = 96,539.54 × 38,126.20
  4. Step 4: Simplify right side
    69,957.08x = 3,680,685,809.95
  5. Step 5: Solve for x
    x = 3,680,685,809.95/69,957.08
  6. Step 6: Final answer
    x = 52,613.49

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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.