Home / 230,521.44-318,109.74-170,070.32

Finding the Fourth Proportional to 230,521.44, 318,109.74 and 170,070.32

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Solution

The fourth proportional to 230,521.44, 318,109.74 and 170,070.32 is: 234,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,521.44 : 318,109.74 = 170,070.32 : x
  2. Step 2: Convert to fraction form
    230,521.44/318,109.74 = 170,070.32/x
  3. Step 3: Cross multiply
    230,521.44x = 318,109.74 × 170,070.32
  4. Step 4: Simplify right side
    230,521.44x = 54,101,025,276.92
  5. Step 5: Solve for x
    x = 54,101,025,276.92/230,521.44
  6. Step 6: Final answer
    x = 234,689.78

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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.