Home / 42,285.23-63,435.05-14,576.75

Finding the Fourth Proportional to 42,285.23, 63,435.05 and 14,576.75

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Solution

The fourth proportional to 42,285.23, 63,435.05 and 14,576.75 is: 21,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,285.23 : 63,435.05 = 14,576.75 : x
  2. Step 2: Convert to fraction form
    42,285.23/63,435.05 = 14,576.75/x
  3. Step 3: Cross multiply
    42,285.23x = 63,435.05 × 14,576.75
  4. Step 4: Simplify right side
    42,285.23x = 924,676,865.09
  5. Step 5: Solve for x
    x = 924,676,865.09/42,285.23
  6. Step 6: Final answer
    x = 21,867.61

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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.