Home / 69,459.12-95,790.60-45,576.72

Finding the Fourth Proportional to 69,459.12, 95,790.60 and 45,576.72

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Solution

The fourth proportional to 69,459.12, 95,790.60 and 45,576.72 is: 62,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,459.12 : 95,790.60 = 45,576.72 : x
  2. Step 2: Convert to fraction form
    69,459.12/95,790.60 = 45,576.72/x
  3. Step 3: Cross multiply
    69,459.12x = 95,790.60 × 45,576.72
  4. Step 4: Simplify right side
    69,459.12x = 4,365,821,354.83
  5. Step 5: Solve for x
    x = 4,365,821,354.83/69,459.12
  6. Step 6: Final answer
    x = 62,854.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.