Home / 74,206.16-111,319.72-24,290.31

Finding the Fourth Proportional to 74,206.16, 111,319.72 and 24,290.31

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Solution

The fourth proportional to 74,206.16, 111,319.72 and 24,290.31 is: 36,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,206.16 : 111,319.72 = 24,290.31 : x
  2. Step 2: Convert to fraction form
    74,206.16/111,319.72 = 24,290.31/x
  3. Step 3: Cross multiply
    74,206.16x = 111,319.72 × 24,290.31
  4. Step 4: Simplify right side
    74,206.16x = 2,703,990,864.64
  5. Step 5: Solve for x
    x = 2,703,990,864.64/74,206.16
  6. Step 6: Final answer
    x = 36,438.90

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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.