Home / 134,918.60-202,377.90-131,030.60

Finding the Fourth Proportional to 134,918.60, 202,377.90 and 131,030.60

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Solution

The fourth proportional to 134,918.60, 202,377.90 and 131,030.60 is: 196,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918.60 : 202,377.90 = 131,030.60 : x
  2. Step 2: Convert to fraction form
    134,918.60/202,377.90 = 131,030.60/x
  3. Step 3: Cross multiply
    134,918.60x = 202,377.90 × 131,030.60
  4. Step 4: Simplify right side
    134,918.60x = 26,517,697,663.74
  5. Step 5: Solve for x
    x = 26,517,697,663.74/134,918.60
  6. Step 6: Final answer
    x = 196,545.90

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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.