Home / 202,132.90-303,345.15-113,292.10

Finding the Fourth Proportional to 202,132.90, 303,345.15 and 113,292.10

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Solution

The fourth proportional to 202,132.90, 303,345.15 and 113,292.10 is: 170,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,132.90 : 303,345.15 = 113,292.10 : x
  2. Step 2: Convert to fraction form
    202,132.90/303,345.15 = 113,292.10/x
  3. Step 3: Cross multiply
    202,132.90x = 303,345.15 × 113,292.10
  4. Step 4: Simplify right side
    202,132.90x = 34,366,609,068.32
  5. Step 5: Solve for x
    x = 34,366,609,068.32/202,132.90
  6. Step 6: Final answer
    x = 170,019.87

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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.