Home / 63,725.06-87,940.14-35,430.50

Finding the Fourth Proportional to 63,725.06, 87,940.14 and 35,430.50

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Solution

The fourth proportional to 63,725.06, 87,940.14 and 35,430.50 is: 48,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,725.06 : 87,940.14 = 35,430.50 : x
  2. Step 2: Convert to fraction form
    63,725.06/87,940.14 = 35,430.50/x
  3. Step 3: Cross multiply
    63,725.06x = 87,940.14 × 35,430.50
  4. Step 4: Simplify right side
    63,725.06x = 3,115,763,130.27
  5. Step 5: Solve for x
    x = 3,115,763,130.27/63,725.06
  6. Step 6: Final answer
    x = 48,893.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.