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Finding the Fourth Proportional to 99,152.01, 137,099.12 and 97,549.70

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Solution

The fourth proportional to 99,152.01, 137,099.12 and 97,549.70 is: 134,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,152.01 : 137,099.12 = 97,549.70 : x
  2. Step 2: Convert to fraction form
    99,152.01/137,099.12 = 97,549.70/x
  3. Step 3: Cross multiply
    99,152.01x = 137,099.12 × 97,549.70
  4. Step 4: Simplify right side
    99,152.01x = 13,373,976,853.02
  5. Step 5: Solve for x
    x = 13,373,976,853.02/99,152.01
  6. Step 6: Final answer
    x = 134,883.57

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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.