Home / 69,045.96-95,286.87-38,840.79

Finding the Fourth Proportional to 69,045.96, 95,286.87 and 38,840.79

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Solution

The fourth proportional to 69,045.96, 95,286.87 and 38,840.79 is: 53,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,045.96 : 95,286.87 = 38,840.79 : x
  2. Step 2: Convert to fraction form
    69,045.96/95,286.87 = 38,840.79/x
  3. Step 3: Cross multiply
    69,045.96x = 95,286.87 × 38,840.79
  4. Step 4: Simplify right side
    69,045.96x = 3,701,017,307.43
  5. Step 5: Solve for x
    x = 3,701,017,307.43/69,045.96
  6. Step 6: Final answer
    x = 53,602.23

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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.