Home / 70,584.37-97,405.21-38,753.04

Finding the Fourth Proportional to 70,584.37, 97,405.21 and 38,753.04

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Solution

The fourth proportional to 70,584.37, 97,405.21 and 38,753.04 is: 53,478.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,584.37 : 97,405.21 = 38,753.04 : x
  2. Step 2: Convert to fraction form
    70,584.37/97,405.21 = 38,753.04/x
  3. Step 3: Cross multiply
    70,584.37x = 97,405.21 × 38,753.04
  4. Step 4: Simplify right side
    70,584.37x = 3,774,747,999.34
  5. Step 5: Solve for x
    x = 3,774,747,999.34/70,584.37
  6. Step 6: Final answer
    x = 53,478.53

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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.