Home / 157,133.31-216,867.33-92,581.95

Finding the Fourth Proportional to 157,133.31, 216,867.33 and 92,581.95

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Solution

The fourth proportional to 157,133.31, 216,867.33 and 92,581.95 is: 127,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,133.31 : 216,867.33 = 92,581.95 : x
  2. Step 2: Convert to fraction form
    157,133.31/216,867.33 = 92,581.95/x
  3. Step 3: Cross multiply
    157,133.31x = 216,867.33 × 92,581.95
  4. Step 4: Simplify right side
    157,133.31x = 20,078,000,302.69
  5. Step 5: Solve for x
    x = 20,078,000,302.69/157,133.31
  6. Step 6: Final answer
    x = 127,776.86

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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.