Home / 276,631.04-381,758.40-169,199.12

Finding the Fourth Proportional to 276,631.04, 381,758.40 and 169,199.12

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Solution

The fourth proportional to 276,631.04, 381,758.40 and 169,199.12 is: 233,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,631.04 : 381,758.40 = 169,199.12 : x
  2. Step 2: Convert to fraction form
    276,631.04/381,758.40 = 169,199.12/x
  3. Step 3: Cross multiply
    276,631.04x = 381,758.40 × 169,199.12
  4. Step 4: Simplify right side
    276,631.04x = 64,593,185,332.61
  5. Step 5: Solve for x
    x = 64,593,185,332.61/276,631.04
  6. Step 6: Final answer
    x = 233,499.41

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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.