Home / 144,700.90-217,040.55-60,439.30

Finding the Fourth Proportional to 144,700.90, 217,040.55 and 60,439.30

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Solution

The fourth proportional to 144,700.90, 217,040.55 and 60,439.30 is: 90,654.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,700.90 : 217,040.55 = 60,439.30 : x
  2. Step 2: Convert to fraction form
    144,700.90/217,040.55 = 60,439.30/x
  3. Step 3: Cross multiply
    144,700.90x = 217,040.55 × 60,439.30
  4. Step 4: Simplify right side
    144,700.90x = 13,117,778,913.62
  5. Step 5: Solve for x
    x = 13,117,778,913.62/144,700.90
  6. Step 6: Final answer
    x = 90,654.44

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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.