Home / 104,899.26-157,362.63-38,370.72

Finding the Fourth Proportional to 104,899.26, 157,362.63 and 38,370.72

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Solution

The fourth proportional to 104,899.26, 157,362.63 and 38,370.72 is: 57,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,899.26 : 157,362.63 = 38,370.72 : x
  2. Step 2: Convert to fraction form
    104,899.26/157,362.63 = 38,370.72/x
  3. Step 3: Cross multiply
    104,899.26x = 157,362.63 × 38,370.72
  4. Step 4: Simplify right side
    104,899.26x = 6,038,117,414.19
  5. Step 5: Solve for x
    x = 6,038,117,414.19/104,899.26
  6. Step 6: Final answer
    x = 57,561.11

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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.