Home / 70,824.16-97,725.84-40,603.92

Finding the Fourth Proportional to 70,824.16, 97,725.84 and 40,603.92

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Solution

The fourth proportional to 70,824.16, 97,725.84 and 40,603.92 is: 56,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,824.16 : 97,725.84 = 40,603.92 : x
  2. Step 2: Convert to fraction form
    70,824.16/97,725.84 = 40,603.92/x
  3. Step 3: Cross multiply
    70,824.16x = 97,725.84 × 40,603.92
  4. Step 4: Simplify right side
    70,824.16x = 3,968,052,189.29
  5. Step 5: Solve for x
    x = 3,968,052,189.29/70,824.16
  6. Step 6: Final answer
    x = 56,026.82

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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.