Home / 70,725.77-97,594.19-40,512.37

Finding the Fourth Proportional to 70,725.77, 97,594.19 and 40,512.37

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Solution

The fourth proportional to 70,725.77, 97,594.19 and 40,512.37 is: 55,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,725.77 : 97,594.19 = 40,512.37 : x
  2. Step 2: Convert to fraction form
    70,725.77/97,594.19 = 40,512.37/x
  3. Step 3: Cross multiply
    70,725.77x = 97,594.19 × 40,512.37
  4. Step 4: Simplify right side
    70,725.77x = 3,953,771,935.13
  5. Step 5: Solve for x
    x = 3,953,771,935.13/70,725.77
  6. Step 6: Final answer
    x = 55,902.85

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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.