Home / 61,112.32-84,177.25-43,176.19

Finding the Fourth Proportional to 61,112.32, 84,177.25 and 43,176.19

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Solution

The fourth proportional to 61,112.32, 84,177.25 and 43,176.19 is: 59,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,112.32 : 84,177.25 = 43,176.19 : x
  2. Step 2: Convert to fraction form
    61,112.32/84,177.25 = 43,176.19/x
  3. Step 3: Cross multiply
    61,112.32x = 84,177.25 × 43,176.19
  4. Step 4: Simplify right side
    61,112.32x = 3,634,452,939.68
  5. Step 5: Solve for x
    x = 3,634,452,939.68/61,112.32
  6. Step 6: Final answer
    x = 59,471.69

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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.