Home / 111,557.44-153,950.59-60,570.78

Finding the Fourth Proportional to 111,557.44, 153,950.59 and 60,570.78

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Solution

The fourth proportional to 111,557.44, 153,950.59 and 60,570.78 is: 83,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,557.44 : 153,950.59 = 60,570.78 : x
  2. Step 2: Convert to fraction form
    111,557.44/153,950.59 = 60,570.78/x
  3. Step 3: Cross multiply
    111,557.44x = 153,950.59 × 60,570.78
  4. Step 4: Simplify right side
    111,557.44x = 9,324,907,317.76
  5. Step 5: Solve for x
    x = 9,324,907,317.76/111,557.44
  6. Step 6: Final answer
    x = 83,588.39

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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.