Home / 128,792.73-193,167.23-34,023.95

Finding the Fourth Proportional to 128,792.73, 193,167.23 and 34,023.95

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Solution

The fourth proportional to 128,792.73, 193,167.23 and 34,023.95 is: 51,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,792.73 : 193,167.23 = 34,023.95 : x
  2. Step 2: Convert to fraction form
    128,792.73/193,167.23 = 34,023.95/x
  3. Step 3: Cross multiply
    128,792.73x = 193,167.23 × 34,023.95
  4. Step 4: Simplify right side
    128,792.73x = 6,572,312,175.16
  5. Step 5: Solve for x
    x = 6,572,312,175.16/128,792.73
  6. Step 6: Final answer
    x = 51,030.15

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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.