Home / 121,187.15-181,793.19-46,370.22

Finding the Fourth Proportional to 121,187.15, 181,793.19 and 46,370.22

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Solution

The fourth proportional to 121,187.15, 181,793.19 and 46,370.22 is: 69,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,187.15 : 181,793.19 = 46,370.22 : x
  2. Step 2: Convert to fraction form
    121,187.15/181,793.19 = 46,370.22/x
  3. Step 3: Cross multiply
    121,187.15x = 181,793.19 × 46,370.22
  4. Step 4: Simplify right side
    121,187.15x = 8,429,789,706.97
  5. Step 5: Solve for x
    x = 8,429,789,706.97/121,187.15
  6. Step 6: Final answer
    x = 69,560.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.