Home / 63,940.16-88,155.34-43,762.39

Finding the Fourth Proportional to 63,940.16, 88,155.34 and 43,762.39

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Solution

The fourth proportional to 63,940.16, 88,155.34 and 43,762.39 is: 60,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.16 : 88,155.34 = 43,762.39 : x
  2. Step 2: Convert to fraction form
    63,940.16/88,155.34 = 43,762.39/x
  3. Step 3: Cross multiply
    63,940.16x = 88,155.34 × 43,762.39
  4. Step 4: Simplify right side
    63,940.16x = 3,857,888,039.87
  5. Step 5: Solve for x
    x = 3,857,888,039.87/63,940.16
  6. Step 6: Final answer
    x = 60,335.91

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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.