Home / 104,966.16-157,407.48-38,391.12

Finding the Fourth Proportional to 104,966.16, 157,407.48 and 38,391.12

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Solution

The fourth proportional to 104,966.16, 157,407.48 and 38,391.12 is: 57,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,966.16 : 157,407.48 = 38,391.12 : x
  2. Step 2: Convert to fraction form
    104,966.16/157,407.48 = 38,391.12/x
  3. Step 3: Cross multiply
    104,966.16x = 157,407.48 × 38,391.12
  4. Step 4: Simplify right side
    104,966.16x = 6,043,049,453.58
  5. Step 5: Solve for x
    x = 6,043,049,453.58/104,966.16
  6. Step 6: Final answer
    x = 57,571.41

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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.