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Finding the Fourth Proportional to 59,430.78, 89,097.12 and 27,825.48

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Solution

The fourth proportional to 59,430.78, 89,097.12 and 27,825.48 is: 41,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,430.78 : 89,097.12 = 27,825.48 : x
  2. Step 2: Convert to fraction form
    59,430.78/89,097.12 = 27,825.48/x
  3. Step 3: Cross multiply
    59,430.78x = 89,097.12 × 27,825.48
  4. Step 4: Simplify right side
    59,430.78x = 2,479,170,130.62
  5. Step 5: Solve for x
    x = 2,479,170,130.62/59,430.78
  6. Step 6: Final answer
    x = 41,715.25

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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.