Home / 112,044.24-154,621.08-61,743.24

Finding the Fourth Proportional to 112,044.24, 154,621.08 and 61,743.24

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Solution

The fourth proportional to 112,044.24, 154,621.08 and 61,743.24 is: 85,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,044.24 : 154,621.08 = 61,743.24 : x
  2. Step 2: Convert to fraction form
    112,044.24/154,621.08 = 61,743.24/x
  3. Step 3: Cross multiply
    112,044.24x = 154,621.08 × 61,743.24
  4. Step 4: Simplify right side
    112,044.24x = 9,546,806,451.50
  5. Step 5: Solve for x
    x = 9,546,806,451.50/112,044.24
  6. Step 6: Final answer
    x = 85,205.69

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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.