Home / 112,098.64-154,697.16-61,799.44

Finding the Fourth Proportional to 112,098.64, 154,697.16 and 61,799.44

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Solution

The fourth proportional to 112,098.64, 154,697.16 and 61,799.44 is: 85,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098.64 : 154,697.16 = 61,799.44 : x
  2. Step 2: Convert to fraction form
    112,098.64/154,697.16 = 61,799.44/x
  3. Step 3: Cross multiply
    112,098.64x = 154,697.16 × 61,799.44
  4. Step 4: Simplify right side
    112,098.64x = 9,560,197,857.59
  5. Step 5: Solve for x
    x = 9,560,197,857.59/112,098.64
  6. Step 6: Final answer
    x = 85,283.80

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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.