Home / 125,293.44-172,907.40-68,704.92

Finding the Fourth Proportional to 125,293.44, 172,907.40 and 68,704.92

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Solution

The fourth proportional to 125,293.44, 172,907.40 and 68,704.92 is: 94,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,293.44 : 172,907.40 = 68,704.92 : x
  2. Step 2: Convert to fraction form
    125,293.44/172,907.40 = 68,704.92/x
  3. Step 3: Cross multiply
    125,293.44x = 172,907.40 × 68,704.92
  4. Step 4: Simplify right side
    125,293.44x = 11,879,589,084.41
  5. Step 5: Solve for x
    x = 11,879,589,084.41/125,293.44
  6. Step 6: Final answer
    x = 94,814.13

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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.