Home / 112,674.75-155,496.02-62,373.75

Finding the Fourth Proportional to 112,674.75, 155,496.02 and 62,373.75

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Solution

The fourth proportional to 112,674.75, 155,496.02 and 62,373.75 is: 86,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,674.75 : 155,496.02 = 62,373.75 : x
  2. Step 2: Convert to fraction form
    112,674.75/155,496.02 = 62,373.75/x
  3. Step 3: Cross multiply
    112,674.75x = 155,496.02 × 62,373.75
  4. Step 4: Simplify right side
    112,674.75x = 9,698,869,565.61
  5. Step 5: Solve for x
    x = 9,698,869,565.61/112,674.75
  6. Step 6: Final answer
    x = 86,078.47

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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.