Home / 69,282.51-95,612.70-43,779.57

Finding the Fourth Proportional to 69,282.51, 95,612.70 and 43,779.57

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Solution

The fourth proportional to 69,282.51, 95,612.70 and 43,779.57 is: 60,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,282.51 : 95,612.70 = 43,779.57 : x
  2. Step 2: Convert to fraction form
    69,282.51/95,612.70 = 43,779.57/x
  3. Step 3: Cross multiply
    69,282.51x = 95,612.70 × 43,779.57
  4. Step 4: Simplify right side
    69,282.51x = 4,185,882,892.54
  5. Step 5: Solve for x
    x = 4,185,882,892.54/69,282.51
  6. Step 6: Final answer
    x = 60,417.60

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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.