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Finding the Fourth Proportional to 129,365.88, 194,048.82 and 59,036.28

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Solution

The fourth proportional to 129,365.88, 194,048.82 and 59,036.28 is: 88,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,365.88 : 194,048.82 = 59,036.28 : x
  2. Step 2: Convert to fraction form
    129,365.88/194,048.82 = 59,036.28/x
  3. Step 3: Cross multiply
    129,365.88x = 194,048.82 × 59,036.28
  4. Step 4: Simplify right side
    129,365.88x = 11,455,920,471.19
  5. Step 5: Solve for x
    x = 11,455,920,471.19/129,365.88
  6. Step 6: Final answer
    x = 88,554.42

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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.