Home / 58,518.24-87,725.52-43,709.28

Finding the Fourth Proportional to 58,518.24, 87,725.52 and 43,709.28

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Solution

The fourth proportional to 58,518.24, 87,725.52 and 43,709.28 is: 65,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,518.24 : 87,725.52 = 43,709.28 : x
  2. Step 2: Convert to fraction form
    58,518.24/87,725.52 = 43,709.28/x
  3. Step 3: Cross multiply
    58,518.24x = 87,725.52 × 43,709.28
  4. Step 4: Simplify right side
    58,518.24x = 3,834,419,316.83
  5. Step 5: Solve for x
    x = 3,834,419,316.83/58,518.24
  6. Step 6: Final answer
    x = 65,525.20

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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.