Home / 48,557.75-72,837.09-13,500.14

Finding the Fourth Proportional to 48,557.75, 72,837.09 and 13,500.14

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Solution

The fourth proportional to 48,557.75, 72,837.09 and 13,500.14 is: 20,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,557.75 : 72,837.09 = 13,500.14 : x
  2. Step 2: Convert to fraction form
    48,557.75/72,837.09 = 13,500.14/x
  3. Step 3: Cross multiply
    48,557.75x = 72,837.09 × 13,500.14
  4. Step 4: Simplify right side
    48,557.75x = 983,310,548.01
  5. Step 5: Solve for x
    x = 983,310,548.01/48,557.75
  6. Step 6: Final answer
    x = 20,250.33

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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.