Home / 122,139.73-182,938.92-93,851.56

Finding the Fourth Proportional to 122,139.73, 182,938.92 and 93,851.56

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Solution

The fourth proportional to 122,139.73, 182,938.92 and 93,851.56 is: 140,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,139.73 : 182,938.92 = 93,851.56 : x
  2. Step 2: Convert to fraction form
    122,139.73/182,938.92 = 93,851.56/x
  3. Step 3: Cross multiply
    122,139.73x = 182,938.92 × 93,851.56
  4. Step 4: Simplify right side
    122,139.73x = 17,169,103,026.72
  5. Step 5: Solve for x
    x = 17,169,103,026.72/122,139.73
  6. Step 6: Final answer
    x = 140,569.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.