Home / 73,975.84-110,947.20-21,373.60

Finding the Fourth Proportional to 73,975.84, 110,947.20 and 21,373.60

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Solution

The fourth proportional to 73,975.84, 110,947.20 and 21,373.60 is: 32,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,975.84 : 110,947.20 = 21,373.60 : x
  2. Step 2: Convert to fraction form
    73,975.84/110,947.20 = 21,373.60/x
  3. Step 3: Cross multiply
    73,975.84x = 110,947.20 × 21,373.60
  4. Step 4: Simplify right side
    73,975.84x = 2,371,341,073.92
  5. Step 5: Solve for x
    x = 2,371,341,073.92/73,975.84
  6. Step 6: Final answer
    x = 32,055.62

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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.