Home / 69,368.58-95,728.96-39,155.18

Finding the Fourth Proportional to 69,368.58, 95,728.96 and 39,155.18

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Solution

The fourth proportional to 69,368.58, 95,728.96 and 39,155.18 is: 54,034.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,368.58 : 95,728.96 = 39,155.18 : x
  2. Step 2: Convert to fraction form
    69,368.58/95,728.96 = 39,155.18/x
  3. Step 3: Cross multiply
    69,368.58x = 95,728.96 × 39,155.18
  4. Step 4: Simplify right side
    69,368.58x = 3,748,284,660.01
  5. Step 5: Solve for x
    x = 3,748,284,660.01/69,368.58
  6. Step 6: Final answer
    x = 54,034.33

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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.