Home / 89,623.92-134,435.90-36,975.56

Finding the Fourth Proportional to 89,623.92, 134,435.90 and 36,975.56

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Solution

The fourth proportional to 89,623.92, 134,435.90 and 36,975.56 is: 55,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,623.92 : 134,435.90 = 36,975.56 : x
  2. Step 2: Convert to fraction form
    89,623.92/134,435.90 = 36,975.56/x
  3. Step 3: Cross multiply
    89,623.92x = 134,435.90 × 36,975.56
  4. Step 4: Simplify right side
    89,623.92x = 4,970,842,686.60
  5. Step 5: Solve for x
    x = 4,970,842,686.60/89,623.92
  6. Step 6: Final answer
    x = 55,463.35

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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.