Home / 132,132.96-182,349-75,544.29

Finding the Fourth Proportional to 132,132.96, 182,349 and 75,544.29

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Solution

The fourth proportional to 132,132.96, 182,349 and 75,544.29 is: 104,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,132.96 : 182,349 = 75,544.29 : x
  2. Step 2: Convert to fraction form
    132,132.96/182,349 = 75,544.29/x
  3. Step 3: Cross multiply
    132,132.96x = 182,349 × 75,544.29
  4. Step 4: Simplify right side
    132,132.96x = 13,775,425,737.21
  5. Step 5: Solve for x
    x = 13,775,425,737.21/132,132.96
  6. Step 6: Final answer
    x = 104,254.27

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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.