Home / 276,801.12-382,047.72-181,252.32

Finding the Fourth Proportional to 276,801.12, 382,047.72 and 181,252.32

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Solution

The fourth proportional to 276,801.12, 382,047.72 and 181,252.32 is: 250,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,801.12 : 382,047.72 = 181,252.32 : x
  2. Step 2: Convert to fraction form
    276,801.12/382,047.72 = 181,252.32/x
  3. Step 3: Cross multiply
    276,801.12x = 382,047.72 × 181,252.32
  4. Step 4: Simplify right side
    276,801.12x = 69,247,035,600.71
  5. Step 5: Solve for x
    x = 69,247,035,600.71/276,801.12
  6. Step 6: Final answer
    x = 250,168.91

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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.