Home / 132,038.45-182,195.55-74,685.59

Finding the Fourth Proportional to 132,038.45, 182,195.55 and 74,685.59

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Solution

The fourth proportional to 132,038.45, 182,195.55 and 74,685.59 is: 103,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,038.45 : 182,195.55 = 74,685.59 : x
  2. Step 2: Convert to fraction form
    132,038.45/182,195.55 = 74,685.59/x
  3. Step 3: Cross multiply
    132,038.45x = 182,195.55 × 74,685.59
  4. Step 4: Simplify right side
    132,038.45x = 13,607,382,147.12
  5. Step 5: Solve for x
    x = 13,607,382,147.12/132,038.45
  6. Step 6: Final answer
    x = 103,056.21

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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.