Home / 187,714.18-259,064.14-107,153.82

Finding the Fourth Proportional to 187,714.18, 259,064.14 and 107,153.82

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Solution

The fourth proportional to 187,714.18, 259,064.14 and 107,153.82 is: 147,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.18 : 259,064.14 = 107,153.82 : x
  2. Step 2: Convert to fraction form
    187,714.18/259,064.14 = 107,153.82/x
  3. Step 3: Cross multiply
    187,714.18x = 259,064.14 × 107,153.82
  4. Step 4: Simplify right side
    187,714.18x = 27,759,712,226.01
  5. Step 5: Solve for x
    x = 27,759,712,226.01/187,714.18
  6. Step 6: Final answer
    x = 147,882.87

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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.