Home / 37,760.80-52,106.16-28,814.08

Finding the Fourth Proportional to 37,760.80, 52,106.16 and 28,814.08

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Solution

The fourth proportional to 37,760.80, 52,106.16 and 28,814.08 is: 39,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,760.80 : 52,106.16 = 28,814.08 : x
  2. Step 2: Convert to fraction form
    37,760.80/52,106.16 = 28,814.08/x
  3. Step 3: Cross multiply
    37,760.80x = 52,106.16 × 28,814.08
  4. Step 4: Simplify right side
    37,760.80x = 1,501,391,062.73
  5. Step 5: Solve for x
    x = 1,501,391,062.73/37,760.80
  6. Step 6: Final answer
    x = 39,760.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.