Home / 112,098.52-154,697.15-61,799.32

Finding the Fourth Proportional to 112,098.52, 154,697.15 and 61,799.32

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Solution

The fourth proportional to 112,098.52, 154,697.15 and 61,799.32 is: 85,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098.52 : 154,697.15 = 61,799.32 : x
  2. Step 2: Convert to fraction form
    112,098.52/154,697.15 = 61,799.32/x
  3. Step 3: Cross multiply
    112,098.52x = 154,697.15 × 61,799.32
  4. Step 4: Simplify right side
    112,098.52x = 9,560,178,675.94
  5. Step 5: Solve for x
    x = 9,560,178,675.94/112,098.52
  6. Step 6: Final answer
    x = 85,283.72

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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.