Home / 170,380.80-255,482.40-63,677.04

Finding the Fourth Proportional to 170,380.80, 255,482.40 and 63,677.04

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Solution

The fourth proportional to 170,380.80, 255,482.40 and 63,677.04 is: 95,482.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,380.80 : 255,482.40 = 63,677.04 : x
  2. Step 2: Convert to fraction form
    170,380.80/255,482.40 = 63,677.04/x
  3. Step 3: Cross multiply
    170,380.80x = 255,482.40 × 63,677.04
  4. Step 4: Simplify right side
    170,380.80x = 16,268,363,004.10
  5. Step 5: Solve for x
    x = 16,268,363,004.10/170,380.80
  6. Step 6: Final answer
    x = 95,482.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.