Home / 148,567.46-205,001.43-84,892.95

Finding the Fourth Proportional to 148,567.46, 205,001.43 and 84,892.95

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Solution

The fourth proportional to 148,567.46, 205,001.43 and 84,892.95 is: 117,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,567.46 : 205,001.43 = 84,892.95 : x
  2. Step 2: Convert to fraction form
    148,567.46/205,001.43 = 84,892.95/x
  3. Step 3: Cross multiply
    148,567.46x = 205,001.43 × 84,892.95
  4. Step 4: Simplify right side
    148,567.46x = 17,403,176,146.92
  5. Step 5: Solve for x
    x = 17,403,176,146.92/148,567.46
  6. Step 6: Final answer
    x = 117,139.90

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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.