Home / 102,264.80-153,207.04-55,556.96

Finding the Fourth Proportional to 102,264.80, 153,207.04 and 55,556.96

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Solution

The fourth proportional to 102,264.80, 153,207.04 and 55,556.96 is: 83,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,264.80 : 153,207.04 = 55,556.96 : x
  2. Step 2: Convert to fraction form
    102,264.80/153,207.04 = 55,556.96/x
  3. Step 3: Cross multiply
    102,264.80x = 153,207.04 × 55,556.96
  4. Step 4: Simplify right side
    102,264.80x = 8,511,717,393.00
  5. Step 5: Solve for x
    x = 8,511,717,393.00/102,264.80
  6. Step 6: Final answer
    x = 83,232.13

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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.