Home / 65,154.48-97,669.30-20,752.46

Finding the Fourth Proportional to 65,154.48, 97,669.30 and 20,752.46

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Solution

The fourth proportional to 65,154.48, 97,669.30 and 20,752.46 is: 31,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,154.48 : 97,669.30 = 20,752.46 : x
  2. Step 2: Convert to fraction form
    65,154.48/97,669.30 = 20,752.46/x
  3. Step 3: Cross multiply
    65,154.48x = 97,669.30 × 20,752.46
  4. Step 4: Simplify right side
    65,154.48x = 2,026,878,241.48
  5. Step 5: Solve for x
    x = 2,026,878,241.48/65,154.48
  6. Step 6: Final answer
    x = 31,108.81

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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.