Home / 187,498.59-258,741.70-102,613.83

Finding the Fourth Proportional to 187,498.59, 258,741.70 and 102,613.83

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Solution

The fourth proportional to 187,498.59, 258,741.70 and 102,613.83 is: 141,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,498.59 : 258,741.70 = 102,613.83 : x
  2. Step 2: Convert to fraction form
    187,498.59/258,741.70 = 102,613.83/x
  3. Step 3: Cross multiply
    187,498.59x = 258,741.70 × 102,613.83
  4. Step 4: Simplify right side
    187,498.59x = 26,550,476,817.71
  5. Step 5: Solve for x
    x = 26,550,476,817.71/187,498.59
  6. Step 6: Final answer
    x = 141,603.61

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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.