Home / 49,380.01-74,051.64-17,781.52

Finding the Fourth Proportional to 49,380.01, 74,051.64 and 17,781.52

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Solution

The fourth proportional to 49,380.01, 74,051.64 and 17,781.52 is: 26,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380.01 : 74,051.64 = 17,781.52 : x
  2. Step 2: Convert to fraction form
    49,380.01/74,051.64 = 17,781.52/x
  3. Step 3: Cross multiply
    49,380.01x = 74,051.64 × 17,781.52
  4. Step 4: Simplify right side
    49,380.01x = 1,316,750,717.69
  5. Step 5: Solve for x
    x = 1,316,750,717.69/49,380.01
  6. Step 6: Final answer
    x = 26,665.66

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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.