Home / 123,522.64-170,461.38-66,934.06

Finding the Fourth Proportional to 123,522.64, 170,461.38 and 66,934.06

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Solution

The fourth proportional to 123,522.64, 170,461.38 and 66,934.06 is: 92,369.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,522.64 : 170,461.38 = 66,934.06 : x
  2. Step 2: Convert to fraction form
    123,522.64/170,461.38 = 66,934.06/x
  3. Step 3: Cross multiply
    123,522.64x = 170,461.38 × 66,934.06
  4. Step 4: Simplify right side
    123,522.64x = 11,409,672,236.60
  5. Step 5: Solve for x
    x = 11,409,672,236.60/123,522.64
  6. Step 6: Final answer
    x = 92,369.08

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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.