Home / 97,581.02-146,381.27-45,005.54

Finding the Fourth Proportional to 97,581.02, 146,381.27 and 45,005.54

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Solution

The fourth proportional to 97,581.02, 146,381.27 and 45,005.54 is: 67,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,581.02 : 146,381.27 = 45,005.54 : x
  2. Step 2: Convert to fraction form
    97,581.02/146,381.27 = 45,005.54/x
  3. Step 3: Cross multiply
    97,581.02x = 146,381.27 × 45,005.54
  4. Step 4: Simplify right side
    97,581.02x = 6,587,967,145.30
  5. Step 5: Solve for x
    x = 6,587,967,145.30/97,581.02
  6. Step 6: Final answer
    x = 67,512.80

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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.