Home / 132,317.40-182,584.85-74,945.30

Finding the Fourth Proportional to 132,317.40, 182,584.85 and 74,945.30

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Solution

The fourth proportional to 132,317.40, 182,584.85 and 74,945.30 is: 103,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,317.40 : 182,584.85 = 74,945.30 : x
  2. Step 2: Convert to fraction form
    132,317.40/182,584.85 = 74,945.30/x
  3. Step 3: Cross multiply
    132,317.40x = 182,584.85 × 74,945.30
  4. Step 4: Simplify right side
    132,317.40x = 13,683,876,440.44
  5. Step 5: Solve for x
    x = 13,683,876,440.44/132,317.40
  6. Step 6: Final answer
    x = 103,417.06

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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.