Home / 69,645.48-96,112.71-40,967.22

Finding the Fourth Proportional to 69,645.48, 96,112.71 and 40,967.22

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Solution

The fourth proportional to 69,645.48, 96,112.71 and 40,967.22 is: 56,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,645.48 : 96,112.71 = 40,967.22 : x
  2. Step 2: Convert to fraction form
    69,645.48/96,112.71 = 40,967.22/x
  3. Step 3: Cross multiply
    69,645.48x = 96,112.71 × 40,967.22
  4. Step 4: Simplify right side
    69,645.48x = 3,937,470,535.37
  5. Step 5: Solve for x
    x = 3,937,470,535.37/69,645.48
  6. Step 6: Final answer
    x = 56,535.91

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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.