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Finding the Fourth Proportional to 70,166.68, 96,828.89 and 38,334.89

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Solution

The fourth proportional to 70,166.68, 96,828.89 and 38,334.89 is: 52,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,166.68 : 96,828.89 = 38,334.89 : x
  2. Step 2: Convert to fraction form
    70,166.68/96,828.89 = 38,334.89/x
  3. Step 3: Cross multiply
    70,166.68x = 96,828.89 × 38,334.89
  4. Step 4: Simplify right side
    70,166.68x = 3,711,924,897.37
  5. Step 5: Solve for x
    x = 3,711,924,897.37/70,166.68
  6. Step 6: Final answer
    x = 52,901.53

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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.