Home / 109,948.40-164,430.52-92,233.70

Finding the Fourth Proportional to 109,948.40, 164,430.52 and 92,233.70

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Solution

The fourth proportional to 109,948.40, 164,430.52 and 92,233.70 is: 137,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,948.40 : 164,430.52 = 92,233.70 : x
  2. Step 2: Convert to fraction form
    109,948.40/164,430.52 = 92,233.70/x
  3. Step 3: Cross multiply
    109,948.40x = 164,430.52 × 92,233.70
  4. Step 4: Simplify right side
    109,948.40x = 15,166,035,252.52
  5. Step 5: Solve for x
    x = 15,166,035,252.52/109,948.40
  6. Step 6: Final answer
    x = 137,937.75

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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.