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Finding the Fourth Proportional to 69,569.60, 96,006.08 and 37,738.40

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Solution

The fourth proportional to 69,569.60, 96,006.08 and 37,738.40 is: 52,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,569.60 : 96,006.08 = 37,738.40 : x
  2. Step 2: Convert to fraction form
    69,569.60/96,006.08 = 37,738.40/x
  3. Step 3: Cross multiply
    69,569.60x = 96,006.08 × 37,738.40
  4. Step 4: Simplify right side
    69,569.60x = 3,623,115,849.47
  5. Step 5: Solve for x
    x = 3,623,115,849.47/69,569.60
  6. Step 6: Final answer
    x = 52,079.01

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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.