Home / 90,545.63-124,960.88-52,832.03

Finding the Fourth Proportional to 90,545.63, 124,960.88 and 52,832.03

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Solution

The fourth proportional to 90,545.63, 124,960.88 and 52,832.03 is: 72,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,545.63 : 124,960.88 = 52,832.03 : x
  2. Step 2: Convert to fraction form
    90,545.63/124,960.88 = 52,832.03/x
  3. Step 3: Cross multiply
    90,545.63x = 124,960.88 × 52,832.03
  4. Step 4: Simplify right side
    90,545.63x = 6,601,936,696.83
  5. Step 5: Solve for x
    x = 6,601,936,696.83/90,545.63
  6. Step 6: Final answer
    x = 72,912.81

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1.5x scale

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.