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Finding the Fourth Proportional to 64,857.12, 97,322.16 and 29,799.54

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Solution

The fourth proportional to 64,857.12, 97,322.16 and 29,799.54 is: 44,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,857.12 : 97,322.16 = 29,799.54 : x
  2. Step 2: Convert to fraction form
    64,857.12/97,322.16 = 29,799.54/x
  3. Step 3: Cross multiply
    64,857.12x = 97,322.16 × 29,799.54
  4. Step 4: Simplify right side
    64,857.12x = 2,900,155,599.81
  5. Step 5: Solve for x
    x = 2,900,155,599.81/64,857.12
  6. Step 6: Final answer
    x = 44,716.07

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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.