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Finding the Fourth Proportional to 132,767.52, 183,398.22 and 123,319.68

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Solution

The fourth proportional to 132,767.52, 183,398.22 and 123,319.68 is: 170,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,767.52 : 183,398.22 = 123,319.68 : x
  2. Step 2: Convert to fraction form
    132,767.52/183,398.22 = 123,319.68/x
  3. Step 3: Cross multiply
    132,767.52x = 183,398.22 × 123,319.68
  4. Step 4: Simplify right side
    132,767.52x = 22,616,609,802.97
  5. Step 5: Solve for x
    x = 22,616,609,802.97/132,767.52
  6. Step 6: Final answer
    x = 170,347.46

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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.