Home / 187,509.15-258,761.70-101,468.07

Finding the Fourth Proportional to 187,509.15, 258,761.70 and 101,468.07

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Solution

The fourth proportional to 187,509.15, 258,761.70 and 101,468.07 is: 140,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,509.15 : 258,761.70 = 101,468.07 : x
  2. Step 2: Convert to fraction form
    187,509.15/258,761.70 = 101,468.07/x
  3. Step 3: Cross multiply
    187,509.15x = 258,761.70 × 101,468.07
  4. Step 4: Simplify right side
    187,509.15x = 26,256,050,288.92
  5. Step 5: Solve for x
    x = 26,256,050,288.92/187,509.15
  6. Step 6: Final answer
    x = 140,025.43

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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.