Home / 64,877.91-89,531.37-36,583.40

Finding the Fourth Proportional to 64,877.91, 89,531.37 and 36,583.40

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Solution

The fourth proportional to 64,877.91, 89,531.37 and 36,583.40 is: 50,485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,877.91 : 89,531.37 = 36,583.40 : x
  2. Step 2: Convert to fraction form
    64,877.91/89,531.37 = 36,583.40/x
  3. Step 3: Cross multiply
    64,877.91x = 89,531.37 × 36,583.40
  4. Step 4: Simplify right side
    64,877.91x = 3,275,361,473.60
  5. Step 5: Solve for x
    x = 3,275,361,473.60/64,877.91
  6. Step 6: Final answer
    x = 50,485.00

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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.