Home / 115,724.48-173,588.16-36,838.40

Finding the Fourth Proportional to 115,724.48, 173,588.16 and 36,838.40

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Solution

The fourth proportional to 115,724.48, 173,588.16 and 36,838.40 is: 55,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,724.48 : 173,588.16 = 36,838.40 : x
  2. Step 2: Convert to fraction form
    115,724.48/173,588.16 = 36,838.40/x
  3. Step 3: Cross multiply
    115,724.48x = 173,588.16 × 36,838.40
  4. Step 4: Simplify right side
    115,724.48x = 6,394,710,073.34
  5. Step 5: Solve for x
    x = 6,394,710,073.34/115,724.48
  6. Step 6: Final answer
    x = 55,258.06

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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.