Home / 99,265.03-136,930.30-60,998.00

Finding the Fourth Proportional to 99,265.03, 136,930.30 and 60,998.00

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Solution

The fourth proportional to 99,265.03, 136,930.30 and 60,998.00 is: 84,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,265.03 : 136,930.30 = 60,998.00 : x
  2. Step 2: Convert to fraction form
    99,265.03/136,930.30 = 60,998.00/x
  3. Step 3: Cross multiply
    99,265.03x = 136,930.30 × 60,998.00
  4. Step 4: Simplify right side
    99,265.03x = 8,352,473,602.25
  5. Step 5: Solve for x
    x = 8,352,473,602.25/99,265.03
  6. Step 6: Final answer
    x = 84,143.17

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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.