Home / 55,587.49-76,722.65-35,439.73

Finding the Fourth Proportional to 55,587.49, 76,722.65 and 35,439.73

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Solution

The fourth proportional to 55,587.49, 76,722.65 and 35,439.73 is: 48,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,587.49 : 76,722.65 = 35,439.73 : x
  2. Step 2: Convert to fraction form
    55,587.49/76,722.65 = 35,439.73/x
  3. Step 3: Cross multiply
    55,587.49x = 76,722.65 × 35,439.73
  4. Step 4: Simplify right side
    55,587.49x = 2,719,030,000.88
  5. Step 5: Solve for x
    x = 2,719,030,000.88/55,587.49
  6. Step 6: Final answer
    x = 48,914.42

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1.5x scale

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.