Home / 242,298.75-363,506.85-76,086.75

Finding the Fourth Proportional to 242,298.75, 363,506.85 and 76,086.75

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Solution

The fourth proportional to 242,298.75, 363,506.85 and 76,086.75 is: 114,148.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,298.75 : 363,506.85 = 76,086.75 : x
  2. Step 2: Convert to fraction form
    242,298.75/363,506.85 = 76,086.75/x
  3. Step 3: Cross multiply
    242,298.75x = 363,506.85 × 76,086.75
  4. Step 4: Simplify right side
    242,298.75x = 27,658,054,819.24
  5. Step 5: Solve for x
    x = 27,658,054,819.24/242,298.75
  6. Step 6: Final answer
    x = 114,148.57

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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.