Home / 229,017.58-343,521.20-79,248.83

Finding the Fourth Proportional to 229,017.58, 343,521.20 and 79,248.83

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Solution

The fourth proportional to 229,017.58, 343,521.20 and 79,248.83 is: 118,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,017.58 : 343,521.20 = 79,248.83 : x
  2. Step 2: Convert to fraction form
    229,017.58/343,521.20 = 79,248.83/x
  3. Step 3: Cross multiply
    229,017.58x = 343,521.20 × 79,248.83
  4. Step 4: Simplify right side
    229,017.58x = 27,223,653,593.02
  5. Step 5: Solve for x
    x = 27,223,653,593.02/229,017.58
  6. Step 6: Final answer
    x = 118,871.46

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1.5x scale

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.