Home / 187,513.74-258,759.03-102,614.40

Finding the Fourth Proportional to 187,513.74, 258,759.03 and 102,614.40

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Solution

The fourth proportional to 187,513.74, 258,759.03 and 102,614.40 is: 141,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,513.74 : 258,759.03 = 102,614.40 : x
  2. Step 2: Convert to fraction form
    187,513.74/258,759.03 = 102,614.40/x
  3. Step 3: Cross multiply
    187,513.74x = 258,759.03 × 102,614.40
  4. Step 4: Simplify right side
    187,513.74x = 26,552,402,608.03
  5. Step 5: Solve for x
    x = 26,552,402,608.03/187,513.74
  6. Step 6: Final answer
    x = 141,602.44

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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.