Home / 349,017.40-523,608.10-112,351.20

Finding the Fourth Proportional to 349,017.40, 523,608.10 and 112,351.20

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Solution

The fourth proportional to 349,017.40, 523,608.10 and 112,351.20 is: 168,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,017.40 : 523,608.10 = 112,351.20 : x
  2. Step 2: Convert to fraction form
    349,017.40/523,608.10 = 112,351.20/x
  3. Step 3: Cross multiply
    349,017.40x = 523,608.10 × 112,351.20
  4. Step 4: Simplify right side
    349,017.40x = 58,827,998,364.72
  5. Step 5: Solve for x
    x = 58,827,998,364.72/349,017.40
  6. Step 6: Final answer
    x = 168,553.20

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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.