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Finding the Fourth Proportional to 59,178.88, 81,666.44 and 32,321.40

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Solution

The fourth proportional to 59,178.88, 81,666.44 and 32,321.40 is: 44,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,178.88 : 81,666.44 = 32,321.40 : x
  2. Step 2: Convert to fraction form
    59,178.88/81,666.44 = 32,321.40/x
  3. Step 3: Cross multiply
    59,178.88x = 81,666.44 × 32,321.40
  4. Step 4: Simplify right side
    59,178.88x = 2,639,573,673.82
  5. Step 5: Solve for x
    x = 2,639,573,673.82/59,178.88
  6. Step 6: Final answer
    x = 44,603.31

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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.