Home / 62,074.82-85,681.33-40,567.70

Finding the Fourth Proportional to 62,074.82, 85,681.33 and 40,567.70

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Solution

The fourth proportional to 62,074.82, 85,681.33 and 40,567.70 is: 55,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,074.82 : 85,681.33 = 40,567.70 : x
  2. Step 2: Convert to fraction form
    62,074.82/85,681.33 = 40,567.70/x
  3. Step 3: Cross multiply
    62,074.82x = 85,681.33 × 40,567.70
  4. Step 4: Simplify right side
    62,074.82x = 3,475,894,603.83
  5. Step 5: Solve for x
    x = 3,475,894,603.83/62,074.82
  6. Step 6: Final answer
    x = 55,995.24

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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.