Home / 127,650.11-191,386.49-56,534.00

Finding the Fourth Proportional to 127,650.11, 191,386.49 and 56,534.00

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Solution

The fourth proportional to 127,650.11, 191,386.49 and 56,534.00 is: 84,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650.11 : 191,386.49 = 56,534.00 : x
  2. Step 2: Convert to fraction form
    127,650.11/191,386.49 = 56,534.00/x
  3. Step 3: Cross multiply
    127,650.11x = 191,386.49 × 56,534.00
  4. Step 4: Simplify right side
    127,650.11x = 10,819,842,586.06
  5. Step 5: Solve for x
    x = 10,819,842,586.06/127,650.11
  6. Step 6: Final answer
    x = 84,761.72

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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.