Home / 102,360.87-141,258.29-59,348.70

Finding the Fourth Proportional to 102,360.87, 141,258.29 and 59,348.70

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Solution

The fourth proportional to 102,360.87, 141,258.29 and 59,348.70 is: 81,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,360.87 : 141,258.29 = 59,348.70 : x
  2. Step 2: Convert to fraction form
    102,360.87/141,258.29 = 59,348.70/x
  3. Step 3: Cross multiply
    102,360.87x = 141,258.29 × 59,348.70
  4. Step 4: Simplify right side
    102,360.87x = 8,383,495,578.98
  5. Step 5: Solve for x
    x = 8,383,495,578.98/102,360.87
  6. Step 6: Final answer
    x = 81,901.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.