Home / 49,484.52-74,208.36-19,892.40

Finding the Fourth Proportional to 49,484.52, 74,208.36 and 19,892.40

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Solution

The fourth proportional to 49,484.52, 74,208.36 and 19,892.40 is: 29,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,484.52 : 74,208.36 = 19,892.40 : x
  2. Step 2: Convert to fraction form
    49,484.52/74,208.36 = 19,892.40/x
  3. Step 3: Cross multiply
    49,484.52x = 74,208.36 × 19,892.40
  4. Step 4: Simplify right side
    49,484.52x = 1,476,182,380.46
  5. Step 5: Solve for x
    x = 1,476,182,380.46/49,484.52
  6. Step 6: Final answer
    x = 29,831.20

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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.