Home / 187,411.11-258,633.44-102,528.18

Finding the Fourth Proportional to 187,411.11, 258,633.44 and 102,528.18

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Solution

The fourth proportional to 187,411.11, 258,633.44 and 102,528.18 is: 141,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,411.11 : 258,633.44 = 102,528.18 : x
  2. Step 2: Convert to fraction form
    187,411.11/258,633.44 = 102,528.18/x
  3. Step 3: Cross multiply
    187,411.11x = 258,633.44 × 102,528.18
  4. Step 4: Simplify right side
    187,411.11x = 26,517,215,377.70
  5. Step 5: Solve for x
    x = 26,517,215,377.70/187,411.11
  6. Step 6: Final answer
    x = 141,492.23

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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.