Home / 52,189.21-78,214.11-27,176.82

Finding the Fourth Proportional to 52,189.21, 78,214.11 and 27,176.82

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Solution

The fourth proportional to 52,189.21, 78,214.11 and 27,176.82 is: 40,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,189.21 : 78,214.11 = 27,176.82 : x
  2. Step 2: Convert to fraction form
    52,189.21/78,214.11 = 27,176.82/x
  3. Step 3: Cross multiply
    52,189.21x = 78,214.11 × 27,176.82
  4. Step 4: Simplify right side
    52,189.21x = 2,125,610,393.71
  5. Step 5: Solve for x
    x = 2,125,610,393.71/52,189.21
  6. Step 6: Final answer
    x = 40,728.92

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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.