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Finding the Fourth Proportional to 59,392.32, 89,089.46 and 19,949.78

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Solution

The fourth proportional to 59,392.32, 89,089.46 and 19,949.78 is: 29,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,392.32 : 89,089.46 = 19,949.78 : x
  2. Step 2: Convert to fraction form
    59,392.32/89,089.46 = 19,949.78/x
  3. Step 3: Cross multiply
    59,392.32x = 89,089.46 × 19,949.78
  4. Step 4: Simplify right side
    59,392.32x = 1,777,315,127.32
  5. Step 5: Solve for x
    x = 1,777,315,127.32/59,392.32
  6. Step 6: Final answer
    x = 29,925.00

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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.