Home / 68,020.31-93,913.76-60,827.85

Finding the Fourth Proportional to 68,020.31, 93,913.76 and 60,827.85

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Solution

The fourth proportional to 68,020.31, 93,913.76 and 60,827.85 is: 83,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,020.31 : 93,913.76 = 60,827.85 : x
  2. Step 2: Convert to fraction form
    68,020.31/93,913.76 = 60,827.85/x
  3. Step 3: Cross multiply
    68,020.31x = 93,913.76 × 60,827.85
  4. Step 4: Simplify right side
    68,020.31x = 5,712,572,258.29
  5. Step 5: Solve for x
    x = 5,712,572,258.29/68,020.31
  6. Step 6: Final answer
    x = 83,983.33

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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.