Home / 64,726.44-89,316.78-36,043.93

Finding the Fourth Proportional to 64,726.44, 89,316.78 and 36,043.93

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Solution

The fourth proportional to 64,726.44, 89,316.78 and 36,043.93 is: 49,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,726.44 : 89,316.78 = 36,043.93 : x
  2. Step 2: Convert to fraction form
    64,726.44/89,316.78 = 36,043.93/x
  3. Step 3: Cross multiply
    64,726.44x = 89,316.78 × 36,043.93
  4. Step 4: Simplify right side
    64,726.44x = 3,219,327,766.15
  5. Step 5: Solve for x
    x = 3,219,327,766.15/64,726.44
  6. Step 6: Final answer
    x = 49,737.45

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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.