Home / 112,207.08-154,855.02-63,824.16

Finding the Fourth Proportional to 112,207.08, 154,855.02 and 63,824.16

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Solution

The fourth proportional to 112,207.08, 154,855.02 and 63,824.16 is: 88,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,207.08 : 154,855.02 = 63,824.16 : x
  2. Step 2: Convert to fraction form
    112,207.08/154,855.02 = 63,824.16/x
  3. Step 3: Cross multiply
    112,207.08x = 154,855.02 × 63,824.16
  4. Step 4: Simplify right side
    112,207.08x = 9,883,491,573.28
  5. Step 5: Solve for x
    x = 9,883,491,573.28/112,207.08
  6. Step 6: Final answer
    x = 88,082.60

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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.