Home / 187,614.19-258,908-101,574.08

Finding the Fourth Proportional to 187,614.19, 258,908 and 101,574.08

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Solution

The fourth proportional to 187,614.19, 258,908 and 101,574.08 is: 140,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,614.19 : 258,908 = 101,574.08 : x
  2. Step 2: Convert to fraction form
    187,614.19/258,908 = 101,574.08/x
  3. Step 3: Cross multiply
    187,614.19x = 258,908 × 101,574.08
  4. Step 4: Simplify right side
    187,614.19x = 26,298,341,904.64
  5. Step 5: Solve for x
    x = 26,298,341,904.64/187,614.19
  6. Step 6: Final answer
    x = 140,172.46

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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.