Home / 43,297.04-64,948.08-12,134.72

Finding the Fourth Proportional to 43,297.04, 64,948.08 and 12,134.72

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Solution

The fourth proportional to 43,297.04, 64,948.08 and 12,134.72 is: 18,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,297.04 : 64,948.08 = 12,134.72 : x
  2. Step 2: Convert to fraction form
    43,297.04/64,948.08 = 12,134.72/x
  3. Step 3: Cross multiply
    43,297.04x = 64,948.08 × 12,134.72
  4. Step 4: Simplify right side
    43,297.04x = 788,126,765.34
  5. Step 5: Solve for x
    x = 788,126,765.34/43,297.04
  6. Step 6: Final answer
    x = 18,202.79

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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.