Home / 101,587.20-152,479.28-49,033.60

Finding the Fourth Proportional to 101,587.20, 152,479.28 and 49,033.60

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Solution

The fourth proportional to 101,587.20, 152,479.28 and 49,033.60 is: 73,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,587.20 : 152,479.28 = 49,033.60 : x
  2. Step 2: Convert to fraction form
    101,587.20/152,479.28 = 49,033.60/x
  3. Step 3: Cross multiply
    101,587.20x = 152,479.28 × 49,033.60
  4. Step 4: Simplify right side
    101,587.20x = 7,476,608,023.81
  5. Step 5: Solve for x
    x = 7,476,608,023.81/101,587.20
  6. Step 6: Final answer
    x = 73,597.93

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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.