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Finding the Fourth Proportional to 83,596.66, 125,394.99 and 42,014.50

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Solution

The fourth proportional to 83,596.66, 125,394.99 and 42,014.50 is: 63,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,596.66 : 125,394.99 = 42,014.50 : x
  2. Step 2: Convert to fraction form
    83,596.66/125,394.99 = 42,014.50/x
  3. Step 3: Cross multiply
    83,596.66x = 125,394.99 × 42,014.50
  4. Step 4: Simplify right side
    83,596.66x = 5,268,407,807.36
  5. Step 5: Solve for x
    x = 5,268,407,807.36/83,596.66
  6. Step 6: Final answer
    x = 63,021.75

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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.