Home / 89,188.47-133,803.18-30,022.57

Finding the Fourth Proportional to 89,188.47, 133,803.18 and 30,022.57

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Solution

The fourth proportional to 89,188.47, 133,803.18 and 30,022.57 is: 45,040.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,188.47 : 133,803.18 = 30,022.57 : x
  2. Step 2: Convert to fraction form
    89,188.47/133,803.18 = 30,022.57/x
  3. Step 3: Cross multiply
    89,188.47x = 133,803.18 × 30,022.57
  4. Step 4: Simplify right side
    89,188.47x = 4,017,115,187.66
  5. Step 5: Solve for x
    x = 4,017,115,187.66/89,188.47
  6. Step 6: Final answer
    x = 45,040.75

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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.