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Finding the Fourth Proportional to 70,332.73, 97,059.33 and 38,503.68

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Solution

The fourth proportional to 70,332.73, 97,059.33 and 38,503.68 is: 53,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.73 : 97,059.33 = 38,503.68 : x
  2. Step 2: Convert to fraction form
    70,332.73/97,059.33 = 38,503.68/x
  3. Step 3: Cross multiply
    70,332.73x = 97,059.33 × 38,503.68
  4. Step 4: Simplify right side
    70,332.73x = 3,737,141,383.33
  5. Step 5: Solve for x
    x = 3,737,141,383.33/70,332.73
  6. Step 6: Final answer
    x = 53,135.17

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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.