Home / 212,132.88-292,741.92-116,637.12

Finding the Fourth Proportional to 212,132.88, 292,741.92 and 116,637.12

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Solution

The fourth proportional to 212,132.88, 292,741.92 and 116,637.12 is: 160,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,132.88 : 292,741.92 = 116,637.12 : x
  2. Step 2: Convert to fraction form
    212,132.88/292,741.92 = 116,637.12/x
  3. Step 3: Cross multiply
    212,132.88x = 292,741.92 × 116,637.12
  4. Step 4: Simplify right side
    212,132.88x = 34,144,574,452.07
  5. Step 5: Solve for x
    x = 34,144,574,452.07/212,132.88
  6. Step 6: Final answer
    x = 160,958.43

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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.