Home / 69,191.04-95,478.80-40,891.26

Finding the Fourth Proportional to 69,191.04, 95,478.80 and 40,891.26

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Solution

The fourth proportional to 69,191.04, 95,478.80 and 40,891.26 is: 56,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,191.04 : 95,478.80 = 40,891.26 : x
  2. Step 2: Convert to fraction form
    69,191.04/95,478.80 = 40,891.26/x
  3. Step 3: Cross multiply
    69,191.04x = 95,478.80 × 40,891.26
  4. Step 4: Simplify right side
    69,191.04x = 3,904,248,435.29
  5. Step 5: Solve for x
    x = 3,904,248,435.29/69,191.04
  6. Step 6: Final answer
    x = 56,427.08

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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.