Home / 104,945.16-157,375.98-38,370.12

Finding the Fourth Proportional to 104,945.16, 157,375.98 and 38,370.12

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Solution

The fourth proportional to 104,945.16, 157,375.98 and 38,370.12 is: 57,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.16 : 157,375.98 = 38,370.12 : x
  2. Step 2: Convert to fraction form
    104,945.16/157,375.98 = 38,370.12/x
  3. Step 3: Cross multiply
    104,945.16x = 157,375.98 × 38,370.12
  4. Step 4: Simplify right side
    104,945.16x = 6,038,535,237.72
  5. Step 5: Solve for x
    x = 6,038,535,237.72/104,945.16
  6. Step 6: Final answer
    x = 57,539.91

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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.