Home / 58,763.16-87,987.30-49,431.96

Finding the Fourth Proportional to 58,763.16, 87,987.30 and 49,431.96

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Solution

The fourth proportional to 58,763.16, 87,987.30 and 49,431.96 is: 74,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,763.16 : 87,987.30 = 49,431.96 : x
  2. Step 2: Convert to fraction form
    58,763.16/87,987.30 = 49,431.96/x
  3. Step 3: Cross multiply
    58,763.16x = 87,987.30 × 49,431.96
  4. Step 4: Simplify right side
    58,763.16x = 4,349,384,694.11
  5. Step 5: Solve for x
    x = 4,349,384,694.11/58,763.16
  6. Step 6: Final answer
    x = 74,015.50

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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.