Home / 64,877.88-89,531.49-36,583.57

Finding the Fourth Proportional to 64,877.88, 89,531.49 and 36,583.57

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Solution

The fourth proportional to 64,877.88, 89,531.49 and 36,583.57 is: 50,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,877.88 : 89,531.49 = 36,583.57 : x
  2. Step 2: Convert to fraction form
    64,877.88/89,531.49 = 36,583.57/x
  3. Step 3: Cross multiply
    64,877.88x = 89,531.49 × 36,583.57
  4. Step 4: Simplify right side
    64,877.88x = 3,275,381,531.62
  5. Step 5: Solve for x
    x = 3,275,381,531.62/64,877.88
  6. Step 6: Final answer
    x = 50,485.34

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1.5x scale

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.