Home / 10,095.12-15,132.96-6,200.64

Finding the Fourth Proportional to 10,095.12, 15,132.96 and 6,200.64

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Solution

The fourth proportional to 10,095.12, 15,132.96 and 6,200.64 is: 9,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.12 : 15,132.96 = 6,200.64 : x
  2. Step 2: Convert to fraction form
    10,095.12/15,132.96 = 6,200.64/x
  3. Step 3: Cross multiply
    10,095.12x = 15,132.96 × 6,200.64
  4. Step 4: Simplify right side
    10,095.12x = 93,834,037.09
  5. Step 5: Solve for x
    x = 93,834,037.09/10,095.12
  6. Step 6: Final answer
    x = 9,294.99

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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.