Home / 40,129.33-60,194.30-10,547.12

Finding the Fourth Proportional to 40,129.33, 60,194.30 and 10,547.12

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Solution

The fourth proportional to 40,129.33, 60,194.30 and 10,547.12 is: 15,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129.33 : 60,194.30 = 10,547.12 : x
  2. Step 2: Convert to fraction form
    40,129.33/60,194.30 = 10,547.12/x
  3. Step 3: Cross multiply
    40,129.33x = 60,194.30 × 10,547.12
  4. Step 4: Simplify right side
    40,129.33x = 634,876,505.42
  5. Step 5: Solve for x
    x = 634,876,505.42/40,129.33
  6. Step 6: Final answer
    x = 15,820.76

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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.