Home / 74,316.47-111,474.78-34,873.62

Finding the Fourth Proportional to 74,316.47, 111,474.78 and 34,873.62

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Solution

The fourth proportional to 74,316.47, 111,474.78 and 34,873.62 is: 52,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,316.47 : 111,474.78 = 34,873.62 : x
  2. Step 2: Convert to fraction form
    74,316.47/111,474.78 = 34,873.62/x
  3. Step 3: Cross multiply
    74,316.47x = 111,474.78 × 34,873.62
  4. Step 4: Simplify right side
    74,316.47x = 3,887,529,117.30
  5. Step 5: Solve for x
    x = 3,887,529,117.30/74,316.47
  6. Step 6: Final answer
    x = 52,310.47

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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.