Home / 212,073.39-292,642.47-116,578.04

Finding the Fourth Proportional to 212,073.39, 292,642.47 and 116,578.04

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Solution

The fourth proportional to 212,073.39, 292,642.47 and 116,578.04 is: 160,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,073.39 : 292,642.47 = 116,578.04 : x
  2. Step 2: Convert to fraction form
    212,073.39/292,642.47 = 116,578.04/x
  3. Step 3: Cross multiply
    212,073.39x = 292,642.47 × 116,578.04
  4. Step 4: Simplify right side
    212,073.39x = 34,115,684,110.15
  5. Step 5: Solve for x
    x = 34,115,684,110.15/212,073.39
  6. Step 6: Final answer
    x = 160,867.35

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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.