Home / 58,352.28-87,321.06-42,731.16

Finding the Fourth Proportional to 58,352.28, 87,321.06 and 42,731.16

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Solution

The fourth proportional to 58,352.28, 87,321.06 and 42,731.16 is: 63,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,352.28 : 87,321.06 = 42,731.16 : x
  2. Step 2: Convert to fraction form
    58,352.28/87,321.06 = 42,731.16/x
  3. Step 3: Cross multiply
    58,352.28x = 87,321.06 × 42,731.16
  4. Step 4: Simplify right side
    58,352.28x = 3,731,330,186.23
  5. Step 5: Solve for x
    x = 3,731,330,186.23/58,352.28
  6. Step 6: Final answer
    x = 63,944.89

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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.