Home / 110,973.36-153,143.88-60,672.36

Finding the Fourth Proportional to 110,973.36, 153,143.88 and 60,672.36

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Solution

The fourth proportional to 110,973.36, 153,143.88 and 60,672.36 is: 83,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,973.36 : 153,143.88 = 60,672.36 : x
  2. Step 2: Convert to fraction form
    110,973.36/153,143.88 = 60,672.36/x
  3. Step 3: Cross multiply
    110,973.36x = 153,143.88 × 60,672.36
  4. Step 4: Simplify right side
    110,973.36x = 9,291,600,619.16
  5. Step 5: Solve for x
    x = 9,291,600,619.16/110,973.36
  6. Step 6: Final answer
    x = 83,728.21

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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.