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Finding the Fourth Proportional to 101,152.85, 151,437.68 and 101,152.85

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Solution

The fourth proportional to 101,152.85, 151,437.68 and 101,152.85 is: 151,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,152.85 : 151,437.68 = 101,152.85 : x
  2. Step 2: Convert to fraction form
    101,152.85/151,437.68 = 101,152.85/x
  3. Step 3: Cross multiply
    101,152.85x = 151,437.68 × 101,152.85
  4. Step 4: Simplify right side
    101,152.85x = 15,318,352,423.62
  5. Step 5: Solve for x
    x = 15,318,352,423.62/101,152.85
  6. Step 6: Final answer
    x = 151,437.68

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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.