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Finding the Fourth Proportional to 60,429.88, 90,657.66 and 25,349.32

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Solution

The fourth proportional to 60,429.88, 90,657.66 and 25,349.32 is: 38,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429.88 : 90,657.66 = 25,349.32 : x
  2. Step 2: Convert to fraction form
    60,429.88/90,657.66 = 25,349.32/x
  3. Step 3: Cross multiply
    60,429.88x = 90,657.66 × 25,349.32
  4. Step 4: Simplify right side
    60,429.88x = 2,298,110,033.79
  5. Step 5: Solve for x
    x = 2,298,110,033.79/60,429.88
  6. Step 6: Final answer
    x = 38,029.37

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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.