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Finding the Fourth Proportional to 107,105.95, 160,505.02 and 60,259.87

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Solution

The fourth proportional to 107,105.95, 160,505.02 and 60,259.87 is: 90,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,105.95 : 160,505.02 = 60,259.87 : x
  2. Step 2: Convert to fraction form
    107,105.95/160,505.02 = 60,259.87/x
  3. Step 3: Cross multiply
    107,105.95x = 160,505.02 × 60,259.87
  4. Step 4: Simplify right side
    107,105.95x = 9,672,011,639.55
  5. Step 5: Solve for x
    x = 9,672,011,639.55/107,105.95
  6. Step 6: Final answer
    x = 90,303.22

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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.