Home / 70,836.47-97,723.50-40,614.86

Finding the Fourth Proportional to 70,836.47, 97,723.50 and 40,614.86

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Solution

The fourth proportional to 70,836.47, 97,723.50 and 40,614.86 is: 56,030.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,836.47 : 97,723.50 = 40,614.86 : x
  2. Step 2: Convert to fraction form
    70,836.47/97,723.50 = 40,614.86/x
  3. Step 3: Cross multiply
    70,836.47x = 97,723.50 × 40,614.86
  4. Step 4: Simplify right side
    70,836.47x = 3,969,026,271.21
  5. Step 5: Solve for x
    x = 3,969,026,271.21/70,836.47
  6. Step 6: Final answer
    x = 56,030.83

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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.