Home / 185,297.18-255,517.79-158,528.30

Finding the Fourth Proportional to 185,297.18, 255,517.79 and 158,528.30

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Solution

The fourth proportional to 185,297.18, 255,517.79 and 158,528.30 is: 218,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,297.18 : 255,517.79 = 158,528.30 : x
  2. Step 2: Convert to fraction form
    185,297.18/255,517.79 = 158,528.30/x
  3. Step 3: Cross multiply
    185,297.18x = 255,517.79 × 158,528.30
  4. Step 4: Simplify right side
    185,297.18x = 40,506,798,798.23
  5. Step 5: Solve for x
    x = 40,506,798,798.23/185,297.18
  6. Step 6: Final answer
    x = 218,604.51

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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.