Home / 124,231.60-171,434.46-67,642.84

Finding the Fourth Proportional to 124,231.60, 171,434.46 and 67,642.84

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Solution

The fourth proportional to 124,231.60, 171,434.46 and 67,642.84 is: 93,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,231.60 : 171,434.46 = 67,642.84 : x
  2. Step 2: Convert to fraction form
    124,231.60/171,434.46 = 67,642.84/x
  3. Step 3: Cross multiply
    124,231.60x = 171,434.46 × 67,642.84
  4. Step 4: Simplify right side
    124,231.60x = 11,596,313,748.27
  5. Step 5: Solve for x
    x = 11,596,313,748.27/124,231.60
  6. Step 6: Final answer
    x = 93,344.32

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1.5x scale

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.