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Finding the Fourth Proportional to 64,143.99, 95,746.28 and 56,568.95

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Solution

The fourth proportional to 64,143.99, 95,746.28 and 56,568.95 is: 84,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,143.99 : 95,746.28 = 56,568.95 : x
  2. Step 2: Convert to fraction form
    64,143.99/95,746.28 = 56,568.95/x
  3. Step 3: Cross multiply
    64,143.99x = 95,746.28 × 56,568.95
  4. Step 4: Simplify right side
    64,143.99x = 5,416,266,123.48
  5. Step 5: Solve for x
    x = 5,416,266,123.48/64,143.99
  6. Step 6: Final answer
    x = 84,439.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.