Home / 51,294.03-70,789.32-28,637.48

Finding the Fourth Proportional to 51,294.03, 70,789.32 and 28,637.48

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Solution

The fourth proportional to 51,294.03, 70,789.32 and 28,637.48 is: 39,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,294.03 : 70,789.32 = 28,637.48 : x
  2. Step 2: Convert to fraction form
    51,294.03/70,789.32 = 28,637.48/x
  3. Step 3: Cross multiply
    51,294.03x = 70,789.32 × 28,637.48
  4. Step 4: Simplify right side
    51,294.03x = 2,027,227,381.77
  5. Step 5: Solve for x
    x = 2,027,227,381.77/51,294.03
  6. Step 6: Final answer
    x = 39,521.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.