Home / 109,356.36-164,103.66-62,700.36

Finding the Fourth Proportional to 109,356.36, 164,103.66 and 62,700.36

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Solution

The fourth proportional to 109,356.36, 164,103.66 and 62,700.36 is: 94,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,356.36 : 164,103.66 = 62,700.36 : x
  2. Step 2: Convert to fraction form
    109,356.36/164,103.66 = 62,700.36/x
  3. Step 3: Cross multiply
    109,356.36x = 164,103.66 × 62,700.36
  4. Step 4: Simplify right side
    109,356.36x = 10,289,358,559.32
  5. Step 5: Solve for x
    x = 10,289,358,559.32/109,356.36
  6. Step 6: Final answer
    x = 94,090.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.