Home / 63,865.95-95,725.01-30,153.35

Finding the Fourth Proportional to 63,865.95, 95,725.01 and 30,153.35

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Solution

The fourth proportional to 63,865.95, 95,725.01 and 30,153.35 is: 45,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,865.95 : 95,725.01 = 30,153.35 : x
  2. Step 2: Convert to fraction form
    63,865.95/95,725.01 = 30,153.35/x
  3. Step 3: Cross multiply
    63,865.95x = 95,725.01 × 30,153.35
  4. Step 4: Simplify right side
    63,865.95x = 2,886,429,100.89
  5. Step 5: Solve for x
    x = 2,886,429,100.89/63,865.95
  6. Step 6: Final answer
    x = 45,195.12

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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.