Home / 124,210.28-171,404.52-67,621.52

Finding the Fourth Proportional to 124,210.28, 171,404.52 and 67,621.52

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Solution

The fourth proportional to 124,210.28, 171,404.52 and 67,621.52 is: 93,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,210.28 : 171,404.52 = 67,621.52 : x
  2. Step 2: Convert to fraction form
    124,210.28/171,404.52 = 67,621.52/x
  3. Step 3: Cross multiply
    124,210.28x = 171,404.52 × 67,621.52
  4. Step 4: Simplify right side
    124,210.28x = 11,590,634,177.27
  5. Step 5: Solve for x
    x = 11,590,634,177.27/124,210.28
  6. Step 6: Final answer
    x = 93,314.61

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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.