Home / 212,428.32-293,148.72-116,932.92

Finding the Fourth Proportional to 212,428.32, 293,148.72 and 116,932.92

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Solution

The fourth proportional to 212,428.32, 293,148.72 and 116,932.92 is: 161,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,428.32 : 293,148.72 = 116,932.92 : x
  2. Step 2: Convert to fraction form
    212,428.32/293,148.72 = 116,932.92/x
  3. Step 3: Cross multiply
    212,428.32x = 293,148.72 × 116,932.92
  4. Step 4: Simplify right side
    212,428.32x = 34,278,735,823.86
  5. Step 5: Solve for x
    x = 34,278,735,823.86/212,428.32
  6. Step 6: Final answer
    x = 161,366.13

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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.