Home / 107,115.96-147,820.02-59,372.38

Finding the Fourth Proportional to 107,115.96, 147,820.02 and 59,372.38

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Solution

The fourth proportional to 107,115.96, 147,820.02 and 59,372.38 is: 81,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,115.96 : 147,820.02 = 59,372.38 : x
  2. Step 2: Convert to fraction form
    107,115.96/147,820.02 = 59,372.38/x
  3. Step 3: Cross multiply
    107,115.96x = 147,820.02 × 59,372.38
  4. Step 4: Simplify right side
    107,115.96x = 8,776,426,399.05
  5. Step 5: Solve for x
    x = 8,776,426,399.05/107,115.96
  6. Step 6: Final answer
    x = 81,933.88

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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.