Home / 112,824.76-155,709.08-62,523.76

Finding the Fourth Proportional to 112,824.76, 155,709.08 and 62,523.76

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Solution

The fourth proportional to 112,824.76, 155,709.08 and 62,523.76 is: 86,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,824.76 : 155,709.08 = 62,523.76 : x
  2. Step 2: Convert to fraction form
    112,824.76/155,709.08 = 62,523.76/x
  3. Step 3: Cross multiply
    112,824.76x = 155,709.08 × 62,523.76
  4. Step 4: Simplify right side
    112,824.76x = 9,735,517,147.74
  5. Step 5: Solve for x
    x = 9,735,517,147.74/112,824.76
  6. Step 6: Final answer
    x = 86,288.84

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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.