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Finding the Fourth Proportional to 64,122.96, 96,664.98 and 59,841.84

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Solution

The fourth proportional to 64,122.96, 96,664.98 and 59,841.84 is: 90,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122.96 : 96,664.98 = 59,841.84 : x
  2. Step 2: Convert to fraction form
    64,122.96/96,664.98 = 59,841.84/x
  3. Step 3: Cross multiply
    64,122.96x = 96,664.98 × 59,841.84
  4. Step 4: Simplify right side
    64,122.96x = 5,784,610,266.76
  5. Step 5: Solve for x
    x = 5,784,610,266.76/64,122.96
  6. Step 6: Final answer
    x = 90,211.22

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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.