Home / 104,856.38-157,352.21-38,290.94

Finding the Fourth Proportional to 104,856.38, 157,352.21 and 38,290.94

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Solution

The fourth proportional to 104,856.38, 157,352.21 and 38,290.94 is: 57,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,856.38 : 157,352.21 = 38,290.94 : x
  2. Step 2: Convert to fraction form
    104,856.38/157,352.21 = 38,290.94/x
  3. Step 3: Cross multiply
    104,856.38x = 157,352.21 × 38,290.94
  4. Step 4: Simplify right side
    104,856.38x = 6,025,163,840.52
  5. Step 5: Solve for x
    x = 6,025,163,840.52/104,856.38
  6. Step 6: Final answer
    x = 57,461.11

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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.