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Finding the Fourth Proportional to 62,809.68, 86,587.74 and 44,898.15

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Solution

The fourth proportional to 62,809.68, 86,587.74 and 44,898.15 is: 61,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,809.68 : 86,587.74 = 44,898.15 : x
  2. Step 2: Convert to fraction form
    62,809.68/86,587.74 = 44,898.15/x
  3. Step 3: Cross multiply
    62,809.68x = 86,587.74 × 44,898.15
  4. Step 4: Simplify right side
    62,809.68x = 3,887,629,338.68
  5. Step 5: Solve for x
    x = 3,887,629,338.68/62,809.68
  6. Step 6: Final answer
    x = 61,895.39

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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.