Home / 121,116.06-167,329.77-92,535.75

Finding the Fourth Proportional to 121,116.06, 167,329.77 and 92,535.75

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Solution

The fourth proportional to 121,116.06, 167,329.77 and 92,535.75 is: 127,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,116.06 : 167,329.77 = 92,535.75 : x
  2. Step 2: Convert to fraction form
    121,116.06/167,329.77 = 92,535.75/x
  3. Step 3: Cross multiply
    121,116.06x = 167,329.77 × 92,535.75
  4. Step 4: Simplify right side
    121,116.06x = 15,483,985,417.27
  5. Step 5: Solve for x
    x = 15,483,985,417.27/121,116.06
  6. Step 6: Final answer
    x = 127,844.20

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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.