Home / 49,461.52-74,191.61-12,021.48

Finding the Fourth Proportional to 49,461.52, 74,191.61 and 12,021.48

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Solution

The fourth proportional to 49,461.52, 74,191.61 and 12,021.48 is: 18,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.52 : 74,191.61 = 12,021.48 : x
  2. Step 2: Convert to fraction form
    49,461.52/74,191.61 = 12,021.48/x
  3. Step 3: Cross multiply
    49,461.52x = 74,191.61 × 12,021.48
  4. Step 4: Simplify right side
    49,461.52x = 891,892,955.78
  5. Step 5: Solve for x
    x = 891,892,955.78/49,461.52
  6. Step 6: Final answer
    x = 18,032.06

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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.