Home / 61,688.34-92,534.31-19,568.61

Finding the Fourth Proportional to 61,688.34, 92,534.31 and 19,568.61

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Solution

The fourth proportional to 61,688.34, 92,534.31 and 19,568.61 is: 29,353.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,688.34 : 92,534.31 = 19,568.61 : x
  2. Step 2: Convert to fraction form
    61,688.34/92,534.31 = 19,568.61/x
  3. Step 3: Cross multiply
    61,688.34x = 92,534.31 × 19,568.61
  4. Step 4: Simplify right side
    61,688.34x = 1,810,767,824.01
  5. Step 5: Solve for x
    x = 1,810,767,824.01/61,688.34
  6. Step 6: Final answer
    x = 29,353.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.