Home / 64,207.35-88,591.93-40,325.31

Finding the Fourth Proportional to 64,207.35, 88,591.93 and 40,325.31

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Solution

The fourth proportional to 64,207.35, 88,591.93 and 40,325.31 is: 55,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,207.35 : 88,591.93 = 40,325.31 : x
  2. Step 2: Convert to fraction form
    64,207.35/88,591.93 = 40,325.31/x
  3. Step 3: Cross multiply
    64,207.35x = 88,591.93 × 40,325.31
  4. Step 4: Simplify right side
    64,207.35x = 3,572,496,939.94
  5. Step 5: Solve for x
    x = 3,572,496,939.94/64,207.35
  6. Step 6: Final answer
    x = 55,640.00

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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.