Home / 104,853.87-157,348.47-38,288.43

Finding the Fourth Proportional to 104,853.87, 157,348.47 and 38,288.43

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Solution

The fourth proportional to 104,853.87, 157,348.47 and 38,288.43 is: 57,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,853.87 : 157,348.47 = 38,288.43 : x
  2. Step 2: Convert to fraction form
    104,853.87/157,348.47 = 38,288.43/x
  3. Step 3: Cross multiply
    104,853.87x = 157,348.47 × 38,288.43
  4. Step 4: Simplify right side
    104,853.87x = 6,024,625,092.46
  5. Step 5: Solve for x
    x = 6,024,625,092.46/104,853.87
  6. Step 6: Final answer
    x = 57,457.35

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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.