Home / 187,175.55-258,302.40-102,292.62

Finding the Fourth Proportional to 187,175.55, 258,302.40 and 102,292.62

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Solution

The fourth proportional to 187,175.55, 258,302.40 and 102,292.62 is: 141,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,175.55 : 258,302.40 = 102,292.62 : x
  2. Step 2: Convert to fraction form
    187,175.55/258,302.40 = 102,292.62/x
  3. Step 3: Cross multiply
    187,175.55x = 258,302.40 × 102,292.62
  4. Step 4: Simplify right side
    187,175.55x = 26,422,429,248.29
  5. Step 5: Solve for x
    x = 26,422,429,248.29/187,175.55
  6. Step 6: Final answer
    x = 141,163.89

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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.