Home / 52,799.13-79,001.88-52,208.64

Finding the Fourth Proportional to 52,799.13, 79,001.88 and 52,208.64

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Solution

The fourth proportional to 52,799.13, 79,001.88 and 52,208.64 is: 78,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.13 : 79,001.88 = 52,208.64 : x
  2. Step 2: Convert to fraction form
    52,799.13/79,001.88 = 52,208.64/x
  3. Step 3: Cross multiply
    52,799.13x = 79,001.88 × 52,208.64
  4. Step 4: Simplify right side
    52,799.13x = 4,124,580,712.24
  5. Step 5: Solve for x
    x = 4,124,580,712.24/52,799.13
  6. Step 6: Final answer
    x = 78,118.35

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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.