Home / 104,490.61-144,241.18-70,545.08

Finding the Fourth Proportional to 104,490.61, 144,241.18 and 70,545.08

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Solution

The fourth proportional to 104,490.61, 144,241.18 and 70,545.08 is: 97,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,490.61 : 144,241.18 = 70,545.08 : x
  2. Step 2: Convert to fraction form
    104,490.61/144,241.18 = 70,545.08/x
  3. Step 3: Cross multiply
    104,490.61x = 144,241.18 × 70,545.08
  4. Step 4: Simplify right side
    104,490.61x = 10,175,504,861.19
  5. Step 5: Solve for x
    x = 10,175,504,861.19/104,490.61
  6. Step 6: Final answer
    x = 97,382.00

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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.