Home / 124,247.79-186,240.47-60,979.91

Finding the Fourth Proportional to 124,247.79, 186,240.47 and 60,979.91

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Solution

The fourth proportional to 124,247.79, 186,240.47 and 60,979.91 is: 91,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,247.79 : 186,240.47 = 60,979.91 : x
  2. Step 2: Convert to fraction form
    124,247.79/186,240.47 = 60,979.91/x
  3. Step 3: Cross multiply
    124,247.79x = 186,240.47 × 60,979.91
  4. Step 4: Simplify right side
    124,247.79x = 11,356,925,862.86
  5. Step 5: Solve for x
    x = 11,356,925,862.86/124,247.79
  6. Step 6: Final answer
    x = 91,405.46

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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.