Home / 118,981.19-178,353.53-59,635.73

Finding the Fourth Proportional to 118,981.19, 178,353.53 and 59,635.73

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Solution

The fourth proportional to 118,981.19, 178,353.53 and 59,635.73 is: 89,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,981.19 : 178,353.53 = 59,635.73 : x
  2. Step 2: Convert to fraction form
    118,981.19/178,353.53 = 59,635.73/x
  3. Step 3: Cross multiply
    118,981.19x = 178,353.53 × 59,635.73
  4. Step 4: Simplify right side
    118,981.19x = 10,636,243,107.33
  5. Step 5: Solve for x
    x = 10,636,243,107.33/118,981.19
  6. Step 6: Final answer
    x = 89,394.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.