Home / 60,327.88-90,322.98-45,490.36

Finding the Fourth Proportional to 60,327.88, 90,322.98 and 45,490.36

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Solution

The fourth proportional to 60,327.88, 90,322.98 and 45,490.36 is: 68,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,327.88 : 90,322.98 = 45,490.36 : x
  2. Step 2: Convert to fraction form
    60,327.88/90,322.98 = 45,490.36/x
  3. Step 3: Cross multiply
    60,327.88x = 90,322.98 × 45,490.36
  4. Step 4: Simplify right side
    60,327.88x = 4,108,824,876.47
  5. Step 5: Solve for x
    x = 4,108,824,876.47/60,327.88
  6. Step 6: Final answer
    x = 68,108.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.