Home / 92,041.18-127,009.56-51,747.28

Finding the Fourth Proportional to 92,041.18, 127,009.56 and 51,747.28

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Solution

The fourth proportional to 92,041.18, 127,009.56 and 51,747.28 is: 71,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,041.18 : 127,009.56 = 51,747.28 : x
  2. Step 2: Convert to fraction form
    92,041.18/127,009.56 = 51,747.28/x
  3. Step 3: Cross multiply
    92,041.18x = 127,009.56 × 51,747.28
  4. Step 4: Simplify right side
    92,041.18x = 6,572,399,264.00
  5. Step 5: Solve for x
    x = 6,572,399,264.00/92,041.18
  6. Step 6: Final answer
    x = 71,407.16

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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.