Home / 107,693.40-148,621.78-59,949.77

Finding the Fourth Proportional to 107,693.40, 148,621.78 and 59,949.77

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Solution

The fourth proportional to 107,693.40, 148,621.78 and 59,949.77 is: 82,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,693.40 : 148,621.78 = 59,949.77 : x
  2. Step 2: Convert to fraction form
    107,693.40/148,621.78 = 59,949.77/x
  3. Step 3: Cross multiply
    107,693.40x = 148,621.78 × 59,949.77
  4. Step 4: Simplify right side
    107,693.40x = 8,909,841,527.99
  5. Step 5: Solve for x
    x = 8,909,841,527.99/107,693.40
  6. Step 6: Final answer
    x = 82,733.40

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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.