Home / 187,761.04-259,108.54-101,718.05

Finding the Fourth Proportional to 187,761.04, 259,108.54 and 101,718.05

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Solution

The fourth proportional to 187,761.04, 259,108.54 and 101,718.05 is: 140,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,761.04 : 259,108.54 = 101,718.05 : x
  2. Step 2: Convert to fraction form
    187,761.04/259,108.54 = 101,718.05/x
  3. Step 3: Cross multiply
    187,761.04x = 259,108.54 × 101,718.05
  4. Step 4: Simplify right side
    187,761.04x = 26,356,013,877.31
  5. Step 5: Solve for x
    x = 26,356,013,877.31/187,761.04
  6. Step 6: Final answer
    x = 140,369.98

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1.5x scale

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.