Home / 67,063.60-100,595.38-17,143.80

Finding the Fourth Proportional to 67,063.60, 100,595.38 and 17,143.80

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Solution

The fourth proportional to 67,063.60, 100,595.38 and 17,143.80 is: 25,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,063.60 : 100,595.38 = 17,143.80 : x
  2. Step 2: Convert to fraction form
    67,063.60/100,595.38 = 17,143.80/x
  3. Step 3: Cross multiply
    67,063.60x = 100,595.38 × 17,143.80
  4. Step 4: Simplify right side
    67,063.60x = 1,724,587,075.64
  5. Step 5: Solve for x
    x = 1,724,587,075.64/67,063.60
  6. Step 6: Final answer
    x = 25,715.69

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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.