Home / 113,823.43-157,203.23-88,632.83

Finding the Fourth Proportional to 113,823.43, 157,203.23 and 88,632.83

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Solution

The fourth proportional to 113,823.43, 157,203.23 and 88,632.83 is: 122,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.43 : 157,203.23 = 88,632.83 : x
  2. Step 2: Convert to fraction form
    113,823.43/157,203.23 = 88,632.83/x
  3. Step 3: Cross multiply
    113,823.43x = 157,203.23 × 88,632.83
  4. Step 4: Simplify right side
    113,823.43x = 13,933,367,608.44
  5. Step 5: Solve for x
    x = 13,933,367,608.44/113,823.43
  6. Step 6: Final answer
    x = 122,412.12

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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.