Home / 132,455.57-182,783.13-75,098.75

Finding the Fourth Proportional to 132,455.57, 182,783.13 and 75,098.75

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Solution

The fourth proportional to 132,455.57, 182,783.13 and 75,098.75 is: 103,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,455.57 : 182,783.13 = 75,098.75 : x
  2. Step 2: Convert to fraction form
    132,455.57/182,783.13 = 75,098.75/x
  3. Step 3: Cross multiply
    132,455.57x = 182,783.13 × 75,098.75
  4. Step 4: Simplify right side
    132,455.57x = 13,726,784,416.71
  5. Step 5: Solve for x
    x = 13,726,784,416.71/132,455.57
  6. Step 6: Final answer
    x = 103,633.12

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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.