Home / 37,740.80-56,643.60-16,713.20

Finding the Fourth Proportional to 37,740.80, 56,643.60 and 16,713.20

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Solution

The fourth proportional to 37,740.80, 56,643.60 and 16,713.20 is: 25,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,740.80 : 56,643.60 = 16,713.20 : x
  2. Step 2: Convert to fraction form
    37,740.80/56,643.60 = 16,713.20/x
  3. Step 3: Cross multiply
    37,740.80x = 56,643.60 × 16,713.20
  4. Step 4: Simplify right side
    37,740.80x = 946,695,815.52
  5. Step 5: Solve for x
    x = 946,695,815.52/37,740.80
  6. Step 6: Final answer
    x = 25,084.15

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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.