Home / 125,260.86-187,530.30-83,182.98

Finding the Fourth Proportional to 125,260.86, 187,530.30 and 83,182.98

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Solution

The fourth proportional to 125,260.86, 187,530.30 and 83,182.98 is: 124,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,260.86 : 187,530.30 = 83,182.98 : x
  2. Step 2: Convert to fraction form
    125,260.86/187,530.30 = 83,182.98/x
  3. Step 3: Cross multiply
    125,260.86x = 187,530.30 × 83,182.98
  4. Step 4: Simplify right side
    125,260.86x = 15,599,329,194.29
  5. Step 5: Solve for x
    x = 15,599,329,194.29/125,260.86
  6. Step 6: Final answer
    x = 124,534.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.