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Finding the Fourth Proportional to 64,383.93, 88,834.93 and 40,541.99

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Solution

The fourth proportional to 64,383.93, 88,834.93 and 40,541.99 is: 55,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,383.93 : 88,834.93 = 40,541.99 : x
  2. Step 2: Convert to fraction form
    64,383.93/88,834.93 = 40,541.99/x
  3. Step 3: Cross multiply
    64,383.93x = 88,834.93 × 40,541.99
  4. Step 4: Simplify right side
    64,383.93x = 3,601,544,298.18
  5. Step 5: Solve for x
    x = 3,601,544,298.18/64,383.93
  6. Step 6: Final answer
    x = 55,938.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.