Home / 107,035.50-147,713.85-59,288.84

Finding the Fourth Proportional to 107,035.50, 147,713.85 and 59,288.84

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Solution

The fourth proportional to 107,035.50, 147,713.85 and 59,288.84 is: 81,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,035.50 : 147,713.85 = 59,288.84 : x
  2. Step 2: Convert to fraction form
    107,035.50/147,713.85 = 59,288.84/x
  3. Step 3: Cross multiply
    107,035.50x = 147,713.85 × 59,288.84
  4. Step 4: Simplify right side
    107,035.50x = 8,757,782,079.86
  5. Step 5: Solve for x
    x = 8,757,782,079.86/107,035.50
  6. Step 6: Final answer
    x = 81,821.28

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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.