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Finding the Fourth Proportional to 59,696.73, 89,900.62 and 51,998.49

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Solution

The fourth proportional to 59,696.73, 89,900.62 and 51,998.49 is: 78,307.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,696.73 : 89,900.62 = 51,998.49 : x
  2. Step 2: Convert to fraction form
    59,696.73/89,900.62 = 51,998.49/x
  3. Step 3: Cross multiply
    59,696.73x = 89,900.62 × 51,998.49
  4. Step 4: Simplify right side
    59,696.73x = 4,674,696,360.07
  5. Step 5: Solve for x
    x = 4,674,696,360.07/59,696.73
  6. Step 6: Final answer
    x = 78,307.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.