Home / 112,099.14-154,697.85-61,799.94

Finding the Fourth Proportional to 112,099.14, 154,697.85 and 61,799.94

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Solution

The fourth proportional to 112,099.14, 154,697.85 and 61,799.94 is: 85,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,099.14 : 154,697.85 = 61,799.94 : x
  2. Step 2: Convert to fraction form
    112,099.14/154,697.85 = 61,799.94/x
  3. Step 3: Cross multiply
    112,099.14x = 154,697.85 × 61,799.94
  4. Step 4: Simplify right side
    112,099.14x = 9,560,317,848.13
  5. Step 5: Solve for x
    x = 9,560,317,848.13/112,099.14
  6. Step 6: Final answer
    x = 85,284.49

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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.