Home / 64,440.77-88,936.38-36,146.25

Finding the Fourth Proportional to 64,440.77, 88,936.38 and 36,146.25

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Solution

The fourth proportional to 64,440.77, 88,936.38 and 36,146.25 is: 49,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440.77 : 88,936.38 = 36,146.25 : x
  2. Step 2: Convert to fraction form
    64,440.77/88,936.38 = 36,146.25/x
  3. Step 3: Cross multiply
    64,440.77x = 88,936.38 × 36,146.25
  4. Step 4: Simplify right side
    64,440.77x = 3,214,716,625.58
  5. Step 5: Solve for x
    x = 3,214,716,625.58/64,440.77
  6. Step 6: Final answer
    x = 49,886.38

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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.