Home / 56,440.36-84,661.74-19,001.56

Finding the Fourth Proportional to 56,440.36, 84,661.74 and 19,001.56

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Solution

The fourth proportional to 56,440.36, 84,661.74 and 19,001.56 is: 28,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440.36 : 84,661.74 = 19,001.56 : x
  2. Step 2: Convert to fraction form
    56,440.36/84,661.74 = 19,001.56/x
  3. Step 3: Cross multiply
    56,440.36x = 84,661.74 × 19,001.56
  4. Step 4: Simplify right side
    56,440.36x = 1,608,705,132.31
  5. Step 5: Solve for x
    x = 1,608,705,132.31/56,440.36
  6. Step 6: Final answer
    x = 28,502.74

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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.