Home / 40,475.04-60,719.87-18,298.86

Finding the Fourth Proportional to 40,475.04, 60,719.87 and 18,298.86

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Solution

The fourth proportional to 40,475.04, 60,719.87 and 18,298.86 is: 27,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,475.04 : 60,719.87 = 18,298.86 : x
  2. Step 2: Convert to fraction form
    40,475.04/60,719.87 = 18,298.86/x
  3. Step 3: Cross multiply
    40,475.04x = 60,719.87 × 18,298.86
  4. Step 4: Simplify right side
    40,475.04x = 1,111,104,400.35
  5. Step 5: Solve for x
    x = 1,111,104,400.35/40,475.04
  6. Step 6: Final answer
    x = 27,451.59

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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.