Home / 119,337.30-164,686.07-65,625.80

Finding the Fourth Proportional to 119,337.30, 164,686.07 and 65,625.80

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Solution

The fourth proportional to 119,337.30, 164,686.07 and 65,625.80 is: 90,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,337.30 : 164,686.07 = 65,625.80 : x
  2. Step 2: Convert to fraction form
    119,337.30/164,686.07 = 65,625.80/x
  3. Step 3: Cross multiply
    119,337.30x = 164,686.07 × 65,625.80
  4. Step 4: Simplify right side
    119,337.30x = 10,807,655,092.61
  5. Step 5: Solve for x
    x = 10,807,655,092.61/119,337.30
  6. Step 6: Final answer
    x = 90,563.93

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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.