Home / 40,125.83-60,189.05-10,543.62

Finding the Fourth Proportional to 40,125.83, 60,189.05 and 10,543.62

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Solution

The fourth proportional to 40,125.83, 60,189.05 and 10,543.62 is: 15,815.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.83 : 60,189.05 = 10,543.62 : x
  2. Step 2: Convert to fraction form
    40,125.83/60,189.05 = 10,543.62/x
  3. Step 3: Cross multiply
    40,125.83x = 60,189.05 × 10,543.62
  4. Step 4: Simplify right side
    40,125.83x = 634,610,497.72
  5. Step 5: Solve for x
    x = 634,610,497.72/40,125.83
  6. Step 6: Final answer
    x = 15,815.51

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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.