Home / 58,632.90-87,940.82-19,191.56

Finding the Fourth Proportional to 58,632.90, 87,940.82 and 19,191.56

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Solution

The fourth proportional to 58,632.90, 87,940.82 and 19,191.56 is: 28,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.90 : 87,940.82 = 19,191.56 : x
  2. Step 2: Convert to fraction form
    58,632.90/87,940.82 = 19,191.56/x
  3. Step 3: Cross multiply
    58,632.90x = 87,940.82 × 19,191.56
  4. Step 4: Simplify right side
    58,632.90x = 1,687,721,523.48
  5. Step 5: Solve for x
    x = 1,687,721,523.48/58,632.90
  6. Step 6: Final answer
    x = 28,784.55

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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.