Home / 102,237.12-141,087.12-57,525.12

Finding the Fourth Proportional to 102,237.12, 141,087.12 and 57,525.12

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Solution

The fourth proportional to 102,237.12, 141,087.12 and 57,525.12 is: 79,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,237.12 : 141,087.12 = 57,525.12 : x
  2. Step 2: Convert to fraction form
    102,237.12/141,087.12 = 57,525.12/x
  3. Step 3: Cross multiply
    102,237.12x = 141,087.12 × 57,525.12
  4. Step 4: Simplify right side
    102,237.12x = 8,116,053,508.45
  5. Step 5: Solve for x
    x = 8,116,053,508.45/102,237.12
  6. Step 6: Final answer
    x = 79,384.61

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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.