Home / 124,657.06-186,874.59-45,752.98

Finding the Fourth Proportional to 124,657.06, 186,874.59 and 45,752.98

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Solution

The fourth proportional to 124,657.06, 186,874.59 and 45,752.98 is: 68,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,657.06 : 186,874.59 = 45,752.98 : x
  2. Step 2: Convert to fraction form
    124,657.06/186,874.59 = 45,752.98/x
  3. Step 3: Cross multiply
    124,657.06x = 186,874.59 × 45,752.98
  4. Step 4: Simplify right side
    124,657.06x = 8,550,069,378.78
  5. Step 5: Solve for x
    x = 8,550,069,378.78/124,657.06
  6. Step 6: Final answer
    x = 68,588.73

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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.