Home / 276,613.04-381,733.56-169,181.12

Finding the Fourth Proportional to 276,613.04, 381,733.56 and 169,181.12

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Solution

The fourth proportional to 276,613.04, 381,733.56 and 169,181.12 is: 233,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,613.04 : 381,733.56 = 169,181.12 : x
  2. Step 2: Convert to fraction form
    276,613.04/381,733.56 = 169,181.12/x
  3. Step 3: Cross multiply
    276,613.04x = 381,733.56 × 169,181.12
  4. Step 4: Simplify right side
    276,613.04x = 64,582,111,222.39
  5. Step 5: Solve for x
    x = 64,582,111,222.39/276,613.04
  6. Step 6: Final answer
    x = 233,474.57

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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.