Home / 110,921.36-153,087.32-63,179.14

Finding the Fourth Proportional to 110,921.36, 153,087.32 and 63,179.14

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Solution

The fourth proportional to 110,921.36, 153,087.32 and 63,179.14 is: 87,196.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,921.36 : 153,087.32 = 63,179.14 : x
  2. Step 2: Convert to fraction form
    110,921.36/153,087.32 = 63,179.14/x
  3. Step 3: Cross multiply
    110,921.36x = 153,087.32 × 63,179.14
  4. Step 4: Simplify right side
    110,921.36x = 9,671,925,222.50
  5. Step 5: Solve for x
    x = 9,671,925,222.50/110,921.36
  6. Step 6: Final answer
    x = 87,196.24

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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.