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Finding the Fourth Proportional to 101,946.84, 152,747.70 and 62,421.42

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Solution

The fourth proportional to 101,946.84, 152,747.70 and 62,421.42 is: 93,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,946.84 : 152,747.70 = 62,421.42 : x
  2. Step 2: Convert to fraction form
    101,946.84/152,747.70 = 62,421.42/x
  3. Step 3: Cross multiply
    101,946.84x = 152,747.70 × 62,421.42
  4. Step 4: Simplify right side
    101,946.84x = 9,534,728,335.73
  5. Step 5: Solve for x
    x = 9,534,728,335.73/101,946.84
  6. Step 6: Final answer
    x = 93,526.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.