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Finding the Fourth Proportional to 99,101.16, 148,651.16 and 24,221.70

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Solution

The fourth proportional to 99,101.16, 148,651.16 and 24,221.70 is: 36,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,101.16 : 148,651.16 = 24,221.70 : x
  2. Step 2: Convert to fraction form
    99,101.16/148,651.16 = 24,221.70/x
  3. Step 3: Cross multiply
    99,101.16x = 148,651.16 × 24,221.70
  4. Step 4: Simplify right side
    99,101.16x = 3,600,583,802.17
  5. Step 5: Solve for x
    x = 3,600,583,802.17/99,101.16
  6. Step 6: Final answer
    x = 36,332.41

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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.