Home / 127,948.32-191,945.16-61,508.88

Finding the Fourth Proportional to 127,948.32, 191,945.16 and 61,508.88

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Solution

The fourth proportional to 127,948.32, 191,945.16 and 61,508.88 is: 92,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948.32 : 191,945.16 = 61,508.88 : x
  2. Step 2: Convert to fraction form
    127,948.32/191,945.16 = 61,508.88/x
  3. Step 3: Cross multiply
    127,948.32x = 191,945.16 × 61,508.88
  4. Step 4: Simplify right side
    127,948.32x = 11,806,331,813.02
  5. Step 5: Solve for x
    x = 11,806,331,813.02/127,948.32
  6. Step 6: Final answer
    x = 92,274.22

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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.