Home / 52,338.36-78,511.20-17,302.68

Finding the Fourth Proportional to 52,338.36, 78,511.20 and 17,302.68

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Solution

The fourth proportional to 52,338.36, 78,511.20 and 17,302.68 is: 25,955.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.36 : 78,511.20 = 17,302.68 : x
  2. Step 2: Convert to fraction form
    52,338.36/78,511.20 = 17,302.68/x
  3. Step 3: Cross multiply
    52,338.36x = 78,511.20 × 17,302.68
  4. Step 4: Simplify right side
    52,338.36x = 1,358,454,170.02
  5. Step 5: Solve for x
    x = 1,358,454,170.02/52,338.36
  6. Step 6: Final answer
    x = 25,955.23

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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.