Home / 85,191.50-117,565.10-46,952.45

Finding the Fourth Proportional to 85,191.50, 117,565.10 and 46,952.45

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Solution

The fourth proportional to 85,191.50, 117,565.10 and 46,952.45 is: 64,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,191.50 : 117,565.10 = 46,952.45 : x
  2. Step 2: Convert to fraction form
    85,191.50/117,565.10 = 46,952.45/x
  3. Step 3: Cross multiply
    85,191.50x = 117,565.10 × 46,952.45
  4. Step 4: Simplify right side
    85,191.50x = 5,519,968,656.91
  5. Step 5: Solve for x
    x = 5,519,968,656.91/85,191.50
  6. Step 6: Final answer
    x = 64,794.83

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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.