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Finding the Fourth Proportional to 146,322.28, 201,924.78 and 79,254.28

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Solution

The fourth proportional to 146,322.28, 201,924.78 and 79,254.28 is: 109,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,322.28 : 201,924.78 = 79,254.28 : x
  2. Step 2: Convert to fraction form
    146,322.28/201,924.78 = 79,254.28/x
  3. Step 3: Cross multiply
    146,322.28x = 201,924.78 × 79,254.28
  4. Step 4: Simplify right side
    146,322.28x = 16,003,403,053.06
  5. Step 5: Solve for x
    x = 16,003,403,053.06/146,322.28
  6. Step 6: Final answer
    x = 109,370.92

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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.