Home / 111,114.66-153,338.63-60,127.39

Finding the Fourth Proportional to 111,114.66, 153,338.63 and 60,127.39

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Solution

The fourth proportional to 111,114.66, 153,338.63 and 60,127.39 is: 82,976.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,114.66 : 153,338.63 = 60,127.39 : x
  2. Step 2: Convert to fraction form
    111,114.66/153,338.63 = 60,127.39/x
  3. Step 3: Cross multiply
    111,114.66x = 153,338.63 × 60,127.39
  4. Step 4: Simplify right side
    111,114.66x = 9,219,851,608.08
  5. Step 5: Solve for x
    x = 9,219,851,608.08/111,114.66
  6. Step 6: Final answer
    x = 82,976.01

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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.