Home / 43,104.80-64,657.08-13,522.76

Finding the Fourth Proportional to 43,104.80, 64,657.08 and 13,522.76

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Solution

The fourth proportional to 43,104.80, 64,657.08 and 13,522.76 is: 20,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.80 : 64,657.08 = 13,522.76 : x
  2. Step 2: Convert to fraction form
    43,104.80/64,657.08 = 13,522.76/x
  3. Step 3: Cross multiply
    43,104.80x = 64,657.08 × 13,522.76
  4. Step 4: Simplify right side
    43,104.80x = 874,342,175.14
  5. Step 5: Solve for x
    x = 874,342,175.14/43,104.80
  6. Step 6: Final answer
    x = 20,284.10

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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.