Home / 111,231.04-153,499.30-60,244.36

Finding the Fourth Proportional to 111,231.04, 153,499.30 and 60,244.36

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Solution

The fourth proportional to 111,231.04, 153,499.30 and 60,244.36 is: 83,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,231.04 : 153,499.30 = 60,244.36 : x
  2. Step 2: Convert to fraction form
    111,231.04/153,499.30 = 60,244.36/x
  3. Step 3: Cross multiply
    111,231.04x = 153,499.30 × 60,244.36
  4. Step 4: Simplify right side
    111,231.04x = 9,247,467,088.95
  5. Step 5: Solve for x
    x = 9,247,467,088.95/111,231.04
  6. Step 6: Final answer
    x = 83,137.47

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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.