Home / 124,348.91-186,505.15-61,152.05

Finding the Fourth Proportional to 124,348.91, 186,505.15 and 61,152.05

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Solution

The fourth proportional to 124,348.91, 186,505.15 and 61,152.05 is: 91,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,348.91 : 186,505.15 = 61,152.05 : x
  2. Step 2: Convert to fraction form
    124,348.91/186,505.15 = 61,152.05/x
  3. Step 3: Cross multiply
    124,348.91x = 186,505.15 × 61,152.05
  4. Step 4: Simplify right side
    124,348.91x = 11,405,172,571.44
  5. Step 5: Solve for x
    x = 11,405,172,571.44/124,348.91
  6. Step 6: Final answer
    x = 91,719.12

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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.