Home / 85,099.64-127,497.18-47,616.08

Finding the Fourth Proportional to 85,099.64, 127,497.18 and 47,616.08

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Solution

The fourth proportional to 85,099.64, 127,497.18 and 47,616.08 is: 71,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,099.64 : 127,497.18 = 47,616.08 : x
  2. Step 2: Convert to fraction form
    85,099.64/127,497.18 = 47,616.08/x
  3. Step 3: Cross multiply
    85,099.64x = 127,497.18 × 47,616.08
  4. Step 4: Simplify right side
    85,099.64x = 6,070,915,922.65
  5. Step 5: Solve for x
    x = 6,070,915,922.65/85,099.64
  6. Step 6: Final answer
    x = 71,338.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.