Home / 67,017.78-100,527.55-29,058.35

Finding the Fourth Proportional to 67,017.78, 100,527.55 and 29,058.35

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Solution

The fourth proportional to 67,017.78, 100,527.55 and 29,058.35 is: 43,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,017.78 : 100,527.55 = 29,058.35 : x
  2. Step 2: Convert to fraction form
    67,017.78/100,527.55 = 29,058.35/x
  3. Step 3: Cross multiply
    67,017.78x = 100,527.55 × 29,058.35
  4. Step 4: Simplify right side
    67,017.78x = 2,921,164,157.26
  5. Step 5: Solve for x
    x = 2,921,164,157.26/67,017.78
  6. Step 6: Final answer
    x = 43,587.90

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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.