Home / 113,630.46-156,811.14-62,645.23

Finding the Fourth Proportional to 113,630.46, 156,811.14 and 62,645.23

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Solution

The fourth proportional to 113,630.46, 156,811.14 and 62,645.23 is: 86,451.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,630.46 : 156,811.14 = 62,645.23 : x
  2. Step 2: Convert to fraction form
    113,630.46/156,811.14 = 62,645.23/x
  3. Step 3: Cross multiply
    113,630.46x = 156,811.14 × 62,645.23
  4. Step 4: Simplify right side
    113,630.46x = 9,823,470,127.88
  5. Step 5: Solve for x
    x = 9,823,470,127.88/113,630.46
  6. Step 6: Final answer
    x = 86,451.03

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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.