Home / 238,574.16-357,861.36-112,121.64

Finding the Fourth Proportional to 238,574.16, 357,861.36 and 112,121.64

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Solution

The fourth proportional to 238,574.16, 357,861.36 and 112,121.64 is: 168,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,574.16 : 357,861.36 = 112,121.64 : x
  2. Step 2: Convert to fraction form
    238,574.16/357,861.36 = 112,121.64/x
  3. Step 3: Cross multiply
    238,574.16x = 357,861.36 × 112,121.64
  4. Step 4: Simplify right side
    238,574.16x = 40,124,002,575.83
  5. Step 5: Solve for x
    x = 40,124,002,575.83/238,574.16
  6. Step 6: Final answer
    x = 168,182.52

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1.5x scale

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.