Home / 85,190.34-127,769.04-32,587.32

Finding the Fourth Proportional to 85,190.34, 127,769.04 and 32,587.32

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Solution

The fourth proportional to 85,190.34, 127,769.04 and 32,587.32 is: 48,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,190.34 : 127,769.04 = 32,587.32 : x
  2. Step 2: Convert to fraction form
    85,190.34/127,769.04 = 32,587.32/x
  3. Step 3: Cross multiply
    85,190.34x = 127,769.04 × 32,587.32
  4. Step 4: Simplify right side
    85,190.34x = 4,163,650,592.57
  5. Step 5: Solve for x
    x = 4,163,650,592.57/85,190.34
  6. Step 6: Final answer
    x = 48,874.68

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1.5x scale

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.