Home / 132,345.54-182,645.01-75,755.70

Finding the Fourth Proportional to 132,345.54, 182,645.01 and 75,755.70

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Solution

The fourth proportional to 132,345.54, 182,645.01 and 75,755.70 is: 104,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,345.54 : 182,645.01 = 75,755.70 : x
  2. Step 2: Convert to fraction form
    132,345.54/182,645.01 = 75,755.70/x
  3. Step 3: Cross multiply
    132,345.54x = 182,645.01 × 75,755.70
  4. Step 4: Simplify right side
    132,345.54x = 13,836,400,584.06
  5. Step 5: Solve for x
    x = 13,836,400,584.06/132,345.54
  6. Step 6: Final answer
    x = 104,547.54

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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.