Home / 117,533.87-162,195.06-66,545.27

Finding the Fourth Proportional to 117,533.87, 162,195.06 and 66,545.27

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Solution

The fourth proportional to 117,533.87, 162,195.06 and 66,545.27 is: 91,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,533.87 : 162,195.06 = 66,545.27 : x
  2. Step 2: Convert to fraction form
    117,533.87/162,195.06 = 66,545.27/x
  3. Step 3: Cross multiply
    117,533.87x = 162,195.06 × 66,545.27
  4. Step 4: Simplify right side
    117,533.87x = 10,793,314,465.85
  5. Step 5: Solve for x
    x = 10,793,314,465.85/117,533.87
  6. Step 6: Final answer
    x = 91,831.53

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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.