Home / 10,750.04-16,129.70-5,559.56

Finding the Fourth Proportional to 10,750.04, 16,129.70 and 5,559.56

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Solution

The fourth proportional to 10,750.04, 16,129.70 and 5,559.56 is: 8,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.04 : 16,129.70 = 5,559.56 : x
  2. Step 2: Convert to fraction form
    10,750.04/16,129.70 = 5,559.56/x
  3. Step 3: Cross multiply
    10,750.04x = 16,129.70 × 5,559.56
  4. Step 4: Simplify right side
    10,750.04x = 89,674,034.93
  5. Step 5: Solve for x
    x = 89,674,034.93/10,750.04
  6. Step 6: Final answer
    x = 8,341.74

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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.