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Finding the Fourth Proportional to 60,497.69, 90,783.45 and 25,437.38

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Solution

The fourth proportional to 60,497.69, 90,783.45 and 25,437.38 is: 38,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,497.69 : 90,783.45 = 25,437.38 : x
  2. Step 2: Convert to fraction form
    60,497.69/90,783.45 = 25,437.38/x
  3. Step 3: Cross multiply
    60,497.69x = 90,783.45 × 25,437.38
  4. Step 4: Simplify right side
    60,497.69x = 2,309,292,661.44
  5. Step 5: Solve for x
    x = 2,309,292,661.44/60,497.69
  6. Step 6: Final answer
    x = 38,171.59

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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.