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Finding the Fourth Proportional to 153,729.84, 230,606.64 and 59,005.56

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Solution

The fourth proportional to 153,729.84, 230,606.64 and 59,005.56 is: 88,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,729.84 : 230,606.64 = 59,005.56 : x
  2. Step 2: Convert to fraction form
    153,729.84/230,606.64 = 59,005.56/x
  3. Step 3: Cross multiply
    153,729.84x = 230,606.64 × 59,005.56
  4. Step 4: Simplify right side
    153,729.84x = 13,607,073,932.92
  5. Step 5: Solve for x
    x = 13,607,073,932.92/153,729.84
  6. Step 6: Final answer
    x = 88,512.90

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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.