Home / 127,824.73-176,411.24-76,854.06

Finding the Fourth Proportional to 127,824.73, 176,411.24 and 76,854.06

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Solution

The fourth proportional to 127,824.73, 176,411.24 and 76,854.06 is: 106,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824.73 : 176,411.24 = 76,854.06 : x
  2. Step 2: Convert to fraction form
    127,824.73/176,411.24 = 76,854.06/x
  3. Step 3: Cross multiply
    127,824.73x = 176,411.24 × 76,854.06
  4. Step 4: Simplify right side
    127,824.73x = 13,557,920,023.63
  5. Step 5: Solve for x
    x = 13,557,920,023.63/127,824.73
  6. Step 6: Final answer
    x = 106,066.49

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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.