Home / 104,490.92-144,241.62-70,545.39

Finding the Fourth Proportional to 104,490.92, 144,241.62 and 70,545.39

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Solution

The fourth proportional to 104,490.92, 144,241.62 and 70,545.39 is: 97,382.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,490.92 : 144,241.62 = 70,545.39 : x
  2. Step 2: Convert to fraction form
    104,490.92/144,241.62 = 70,545.39/x
  3. Step 3: Cross multiply
    104,490.92x = 144,241.62 × 70,545.39
  4. Step 4: Simplify right side
    104,490.92x = 10,175,580,531.68
  5. Step 5: Solve for x
    x = 10,175,580,531.68/104,490.92
  6. Step 6: Final answer
    x = 97,382.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.