Home / 107,725.08-148,669.98-63,027.48

Finding the Fourth Proportional to 107,725.08, 148,669.98 and 63,027.48

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Solution

The fourth proportional to 107,725.08, 148,669.98 and 63,027.48 is: 86,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,725.08 : 148,669.98 = 63,027.48 : x
  2. Step 2: Convert to fraction form
    107,725.08/148,669.98 = 63,027.48/x
  3. Step 3: Cross multiply
    107,725.08x = 148,669.98 × 63,027.48
  4. Step 4: Simplify right side
    107,725.08x = 9,370,294,191.05
  5. Step 5: Solve for x
    x = 9,370,294,191.05/107,725.08
  6. Step 6: Final answer
    x = 86,983.40

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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.