Home / 54,225.11-81,307.50-16,774.76

Finding the Fourth Proportional to 54,225.11, 81,307.50 and 16,774.76

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Solution

The fourth proportional to 54,225.11, 81,307.50 and 16,774.76 is: 25,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.11 : 81,307.50 = 16,774.76 : x
  2. Step 2: Convert to fraction form
    54,225.11/81,307.50 = 16,774.76/x
  3. Step 3: Cross multiply
    54,225.11x = 81,307.50 × 16,774.76
  4. Step 4: Simplify right side
    54,225.11x = 1,363,913,939.06
  5. Step 5: Solve for x
    x = 1,363,913,939.06/54,225.11
  6. Step 6: Final answer
    x = 25,152.81

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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.