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Finding the Fourth Proportional to 58,384.39, 80,536.88 and 36,866.47

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Solution

The fourth proportional to 58,384.39, 80,536.88 and 36,866.47 is: 50,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,384.39 : 80,536.88 = 36,866.47 : x
  2. Step 2: Convert to fraction form
    58,384.39/80,536.88 = 36,866.47/x
  3. Step 3: Cross multiply
    58,384.39x = 80,536.88 × 36,866.47
  4. Step 4: Simplify right side
    58,384.39x = 2,969,110,470.41
  5. Step 5: Solve for x
    x = 2,969,110,470.41/58,384.39
  6. Step 6: Final answer
    x = 50,854.53

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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.