Home / 243,205.20-364,698.45-93,395.70

Finding the Fourth Proportional to 243,205.20, 364,698.45 and 93,395.70

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Solution

The fourth proportional to 243,205.20, 364,698.45 and 93,395.70 is: 140,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,205.20 : 364,698.45 = 93,395.70 : x
  2. Step 2: Convert to fraction form
    243,205.20/364,698.45 = 93,395.70/x
  3. Step 3: Cross multiply
    243,205.20x = 364,698.45 × 93,395.70
  4. Step 4: Simplify right side
    243,205.20x = 34,061,267,026.67
  5. Step 5: Solve for x
    x = 34,061,267,026.67/243,205.20
  6. Step 6: Final answer
    x = 140,051.56

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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.