Home / 212,636.24-293,434.32-117,151.76

Finding the Fourth Proportional to 212,636.24, 293,434.32 and 117,151.76

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Solution

The fourth proportional to 212,636.24, 293,434.32 and 117,151.76 is: 161,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,636.24 : 293,434.32 = 117,151.76 : x
  2. Step 2: Convert to fraction form
    212,636.24/293,434.32 = 117,151.76/x
  3. Step 3: Cross multiply
    212,636.24x = 293,434.32 × 117,151.76
  4. Step 4: Simplify right side
    212,636.24x = 34,376,347,032.40
  5. Step 5: Solve for x
    x = 34,376,347,032.40/212,636.24
  6. Step 6: Final answer
    x = 161,667.40

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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.