Home / 70,887.48-106,333.28-26,505.77

Finding the Fourth Proportional to 70,887.48, 106,333.28 and 26,505.77

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Solution

The fourth proportional to 70,887.48, 106,333.28 and 26,505.77 is: 39,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,887.48 : 106,333.28 = 26,505.77 : x
  2. Step 2: Convert to fraction form
    70,887.48/106,333.28 = 26,505.77/x
  3. Step 3: Cross multiply
    70,887.48x = 106,333.28 × 26,505.77
  4. Step 4: Simplify right side
    70,887.48x = 2,818,444,798.83
  5. Step 5: Solve for x
    x = 2,818,444,798.83/70,887.48
  6. Step 6: Final answer
    x = 39,759.42

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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.