Home / 58,301.02-87,459.73-28,719.11

Finding the Fourth Proportional to 58,301.02, 87,459.73 and 28,719.11

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Solution

The fourth proportional to 58,301.02, 87,459.73 and 28,719.11 is: 43,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,301.02 : 87,459.73 = 28,719.11 : x
  2. Step 2: Convert to fraction form
    58,301.02/87,459.73 = 28,719.11/x
  3. Step 3: Cross multiply
    58,301.02x = 87,459.73 × 28,719.11
  4. Step 4: Simplify right side
    58,301.02x = 2,511,765,606.44
  5. Step 5: Solve for x
    x = 2,511,765,606.44/58,301.02
  6. Step 6: Final answer
    x = 43,082.70

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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.