Home / 113,521.24-156,653.22-63,217

Finding the Fourth Proportional to 113,521.24, 156,653.22 and 63,217

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Solution

The fourth proportional to 113,521.24, 156,653.22 and 63,217 is: 87,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,521.24 : 156,653.22 = 63,217 : x
  2. Step 2: Convert to fraction form
    113,521.24/156,653.22 = 63,217/x
  3. Step 3: Cross multiply
    113,521.24x = 156,653.22 × 63,217
  4. Step 4: Simplify right side
    113,521.24x = 9,903,146,608.74
  5. Step 5: Solve for x
    x = 9,903,146,608.74/113,521.24
  6. Step 6: Final answer
    x = 87,236.07

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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.