Home / 187,565.04-258,840.16-102,687.52

Finding the Fourth Proportional to 187,565.04, 258,840.16 and 102,687.52

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Solution

The fourth proportional to 187,565.04, 258,840.16 and 102,687.52 is: 141,709.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,565.04 : 258,840.16 = 102,687.52 : x
  2. Step 2: Convert to fraction form
    187,565.04/258,840.16 = 102,687.52/x
  3. Step 3: Cross multiply
    187,565.04x = 258,840.16 × 102,687.52
  4. Step 4: Simplify right side
    187,565.04x = 26,579,654,106.80
  5. Step 5: Solve for x
    x = 26,579,654,106.80/187,565.04
  6. Step 6: Final answer
    x = 141,709.00

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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.