Home / 187,574.46-258,853.68-107,001.18

Finding the Fourth Proportional to 187,574.46, 258,853.68 and 107,001.18

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Solution

The fourth proportional to 187,574.46, 258,853.68 and 107,001.18 is: 147,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,574.46 : 258,853.68 = 107,001.18 : x
  2. Step 2: Convert to fraction form
    187,574.46/258,853.68 = 107,001.18/x
  3. Step 3: Cross multiply
    187,574.46x = 258,853.68 × 107,001.18
  4. Step 4: Simplify right side
    187,574.46x = 27,697,649,207.34
  5. Step 5: Solve for x
    x = 27,697,649,207.34/187,574.46
  6. Step 6: Final answer
    x = 147,662.16

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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.