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Finding the Fourth Proportional to 62,065.71, 85,656.99 and 36,579.98

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Solution

The fourth proportional to 62,065.71, 85,656.99 and 36,579.98 is: 50,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,065.71 : 85,656.99 = 36,579.98 : x
  2. Step 2: Convert to fraction form
    62,065.71/85,656.99 = 36,579.98/x
  3. Step 3: Cross multiply
    62,065.71x = 85,656.99 × 36,579.98
  4. Step 4: Simplify right side
    62,065.71x = 3,133,330,552.78
  5. Step 5: Solve for x
    x = 3,133,330,552.78/62,065.71
  6. Step 6: Final answer
    x = 50,484.08

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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.