Home / 212,324.76-292,999.68-116,820.90

Finding the Fourth Proportional to 212,324.76, 292,999.68 and 116,820.90

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Solution

The fourth proportional to 212,324.76, 292,999.68 and 116,820.90 is: 161,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,324.76 : 292,999.68 = 116,820.90 : x
  2. Step 2: Convert to fraction form
    212,324.76/292,999.68 = 116,820.90/x
  3. Step 3: Cross multiply
    212,324.76x = 292,999.68 × 116,820.90
  4. Step 4: Simplify right side
    212,324.76x = 34,228,486,317.31
  5. Step 5: Solve for x
    x = 34,228,486,317.31/212,324.76
  6. Step 6: Final answer
    x = 161,208.17

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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.