Home / 127,580.66-191,246.84-61,003.52

Finding the Fourth Proportional to 127,580.66, 191,246.84 and 61,003.52

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Solution

The fourth proportional to 127,580.66, 191,246.84 and 61,003.52 is: 91,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,580.66 : 191,246.84 = 61,003.52 : x
  2. Step 2: Convert to fraction form
    127,580.66/191,246.84 = 61,003.52/x
  3. Step 3: Cross multiply
    127,580.66x = 191,246.84 × 61,003.52
  4. Step 4: Simplify right side
    127,580.66x = 11,666,730,428.88
  5. Step 5: Solve for x
    x = 11,666,730,428.88/127,580.66
  6. Step 6: Final answer
    x = 91,445.92

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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.