Home / 110,967.36-153,135.60-60,666.36

Finding the Fourth Proportional to 110,967.36, 153,135.60 and 60,666.36

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Solution

The fourth proportional to 110,967.36, 153,135.60 and 60,666.36 is: 83,719.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,967.36 : 153,135.60 = 60,666.36 : x
  2. Step 2: Convert to fraction form
    110,967.36/153,135.60 = 60,666.36/x
  3. Step 3: Cross multiply
    110,967.36x = 153,135.60 × 60,666.36
  4. Step 4: Simplify right side
    110,967.36x = 9,290,179,438.42
  5. Step 5: Solve for x
    x = 9,290,179,438.42/110,967.36
  6. Step 6: Final answer
    x = 83,719.93

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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.