Home / 111,545.19-153,933.51-60,558.39

Finding the Fourth Proportional to 111,545.19, 153,933.51 and 60,558.39

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Solution

The fourth proportional to 111,545.19, 153,933.51 and 60,558.39 is: 83,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,545.19 : 153,933.51 = 60,558.39 : x
  2. Step 2: Convert to fraction form
    111,545.19/153,933.51 = 60,558.39/x
  3. Step 3: Cross multiply
    111,545.19x = 153,933.51 × 60,558.39
  4. Step 4: Simplify right side
    111,545.19x = 9,321,965,532.65
  5. Step 5: Solve for x
    x = 9,321,965,532.65/111,545.19
  6. Step 6: Final answer
    x = 83,571.20

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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.