Home / 56,114.65-84,156.39-15,578.84

Finding the Fourth Proportional to 56,114.65, 84,156.39 and 15,578.84

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Solution

The fourth proportional to 56,114.65, 84,156.39 and 15,578.84 is: 23,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,114.65 : 84,156.39 = 15,578.84 : x
  2. Step 2: Convert to fraction form
    56,114.65/84,156.39 = 15,578.84/x
  3. Step 3: Cross multiply
    56,114.65x = 84,156.39 × 15,578.84
  4. Step 4: Simplify right side
    56,114.65x = 1,311,059,308.79
  5. Step 5: Solve for x
    x = 1,311,059,308.79/56,114.65
  6. Step 6: Final answer
    x = 23,363.94

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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.