Home / 239,670.10-330,685.76-146,512.32

Finding the Fourth Proportional to 239,670.10, 330,685.76 and 146,512.32

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Solution

The fourth proportional to 239,670.10, 330,685.76 and 146,512.32 is: 202,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,670.10 : 330,685.76 = 146,512.32 : x
  2. Step 2: Convert to fraction form
    239,670.10/330,685.76 = 146,512.32/x
  3. Step 3: Cross multiply
    239,670.10x = 330,685.76 × 146,512.32
  4. Step 4: Simplify right side
    239,670.10x = 48,449,537,888.56
  5. Step 5: Solve for x
    x = 48,449,537,888.56/239,670.10
  6. Step 6: Final answer
    x = 202,150.95

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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.