Home / 52,340.28-78,499.32-17,271.60

Finding the Fourth Proportional to 52,340.28, 78,499.32 and 17,271.60

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Solution

The fourth proportional to 52,340.28, 78,499.32 and 17,271.60 is: 25,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.28 : 78,499.32 = 17,271.60 : x
  2. Step 2: Convert to fraction form
    52,340.28/78,499.32 = 17,271.60/x
  3. Step 3: Cross multiply
    52,340.28x = 78,499.32 × 17,271.60
  4. Step 4: Simplify right side
    52,340.28x = 1,355,808,855.31
  5. Step 5: Solve for x
    x = 1,355,808,855.31/52,340.28
  6. Step 6: Final answer
    x = 25,903.74

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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.