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Finding the Fourth Proportional to 107,407.84, 148,219.76 and 59,660

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Solution

The fourth proportional to 107,407.84, 148,219.76 and 59,660 is: 82,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,407.84 : 148,219.76 = 59,660 : x
  2. Step 2: Convert to fraction form
    107,407.84/148,219.76 = 59,660/x
  3. Step 3: Cross multiply
    107,407.84x = 148,219.76 × 59,660
  4. Step 4: Simplify right side
    107,407.84x = 8,842,790,881.60
  5. Step 5: Solve for x
    x = 8,842,790,881.60/107,407.84
  6. Step 6: Final answer
    x = 82,329.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.