Home / 111,251.36-153,530.70-60,950.36

Finding the Fourth Proportional to 111,251.36, 153,530.70 and 60,950.36

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Solution

The fourth proportional to 111,251.36, 153,530.70 and 60,950.36 is: 84,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,251.36 : 153,530.70 = 60,950.36 : x
  2. Step 2: Convert to fraction form
    111,251.36/153,530.70 = 60,950.36/x
  3. Step 3: Cross multiply
    111,251.36x = 153,530.70 × 60,950.36
  4. Step 4: Simplify right side
    111,251.36x = 9,357,751,436.05
  5. Step 5: Solve for x
    x = 9,357,751,436.05/111,251.36
  6. Step 6: Final answer
    x = 84,113.59

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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.