Home / 40,891.69-56,473.37-28,177.93

Finding the Fourth Proportional to 40,891.69, 56,473.37 and 28,177.93

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Solution

The fourth proportional to 40,891.69, 56,473.37 and 28,177.93 is: 38,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891.69 : 56,473.37 = 28,177.93 : x
  2. Step 2: Convert to fraction form
    40,891.69/56,473.37 = 28,177.93/x
  3. Step 3: Cross multiply
    40,891.69x = 56,473.37 × 28,177.93
  4. Step 4: Simplify right side
    40,891.69x = 1,591,302,666.72
  5. Step 5: Solve for x
    x = 1,591,302,666.72/40,891.69
  6. Step 6: Final answer
    x = 38,915.06

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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.