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Finding the Fourth Proportional to 101,967.62, 152,924.70 and 45,776.30

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Solution

The fourth proportional to 101,967.62, 152,924.70 and 45,776.30 is: 68,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,967.62 : 152,924.70 = 45,776.30 : x
  2. Step 2: Convert to fraction form
    101,967.62/152,924.70 = 45,776.30/x
  3. Step 3: Cross multiply
    101,967.62x = 152,924.70 × 45,776.30
  4. Step 4: Simplify right side
    101,967.62x = 7,000,326,944.61
  5. Step 5: Solve for x
    x = 7,000,326,944.61/101,967.62
  6. Step 6: Final answer
    x = 68,652.45

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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.