Home / 124,713.86-171,755.25-116,709.26

Finding the Fourth Proportional to 124,713.86, 171,755.25 and 116,709.26

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Solution

The fourth proportional to 124,713.86, 171,755.25 and 116,709.26 is: 160,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,713.86 : 171,755.25 = 116,709.26 : x
  2. Step 2: Convert to fraction form
    124,713.86/171,755.25 = 116,709.26/x
  3. Step 3: Cross multiply
    124,713.86x = 171,755.25 × 116,709.26
  4. Step 4: Simplify right side
    124,713.86x = 20,045,428,128.62
  5. Step 5: Solve for x
    x = 20,045,428,128.62/124,713.86
  6. Step 6: Final answer
    x = 160,731.36

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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.