Home / 212,853.61-293,732.49-117,358.66

Finding the Fourth Proportional to 212,853.61, 293,732.49 and 117,358.66

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Solution

The fourth proportional to 212,853.61, 293,732.49 and 117,358.66 is: 161,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,853.61 : 293,732.49 = 117,358.66 : x
  2. Step 2: Convert to fraction form
    212,853.61/293,732.49 = 117,358.66/x
  3. Step 3: Cross multiply
    212,853.61x = 293,732.49 × 117,358.66
  4. Step 4: Simplify right side
    212,853.61x = 34,472,051,424.86
  5. Step 5: Solve for x
    x = 34,472,051,424.86/212,853.61
  6. Step 6: Final answer
    x = 161,951.92

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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.