Home / 104,177.09-143,755.85-58,859

Finding the Fourth Proportional to 104,177.09, 143,755.85 and 58,859

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Solution

The fourth proportional to 104,177.09, 143,755.85 and 58,859 is: 81,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,177.09 : 143,755.85 = 58,859 : x
  2. Step 2: Convert to fraction form
    104,177.09/143,755.85 = 58,859/x
  3. Step 3: Cross multiply
    104,177.09x = 143,755.85 × 58,859
  4. Step 4: Simplify right side
    104,177.09x = 8,461,325,280.86
  5. Step 5: Solve for x
    x = 8,461,325,280.86/104,177.09
  6. Step 6: Final answer
    x = 81,220.60

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1.5x scale

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.