Home / 70,887.48-97,838.94-40,693.26

Finding the Fourth Proportional to 70,887.48, 97,838.94 and 40,693.26

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Solution

The fourth proportional to 70,887.48, 97,838.94 and 40,693.26 is: 56,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,887.48 : 97,838.94 = 40,693.26 : x
  2. Step 2: Convert to fraction form
    70,887.48/97,838.94 = 40,693.26/x
  3. Step 3: Cross multiply
    70,887.48x = 97,838.94 × 40,693.26
  4. Step 4: Simplify right side
    70,887.48x = 3,981,385,423.54
  5. Step 5: Solve for x
    x = 3,981,385,423.54/70,887.48
  6. Step 6: Final answer
    x = 56,164.86

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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.