Home / 163,948.90-226,253.70-92,331.40

Finding the Fourth Proportional to 163,948.90, 226,253.70 and 92,331.40

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Solution

The fourth proportional to 163,948.90, 226,253.70 and 92,331.40 is: 127,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,948.90 : 226,253.70 = 92,331.40 : x
  2. Step 2: Convert to fraction form
    163,948.90/226,253.70 = 92,331.40/x
  3. Step 3: Cross multiply
    163,948.90x = 226,253.70 × 92,331.40
  4. Step 4: Simplify right side
    163,948.90x = 20,890,320,876.18
  5. Step 5: Solve for x
    x = 20,890,320,876.18/163,948.90
  6. Step 6: Final answer
    x = 127,419.71

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1.5x scale

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.