Home / 42,423.93-63,635.79-10,833.96

Finding the Fourth Proportional to 42,423.93, 63,635.79 and 10,833.96

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Solution

The fourth proportional to 42,423.93, 63,635.79 and 10,833.96 is: 16,250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423.93 : 63,635.79 = 10,833.96 : x
  2. Step 2: Convert to fraction form
    42,423.93/63,635.79 = 10,833.96/x
  3. Step 3: Cross multiply
    42,423.93x = 63,635.79 × 10,833.96
  4. Step 4: Simplify right side
    42,423.93x = 689,427,603.43
  5. Step 5: Solve for x
    x = 689,427,603.43/42,423.93
  6. Step 6: Final answer
    x = 16,250.91

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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.