Home / 72,029.53-99,399.15-41,814.07

Finding the Fourth Proportional to 72,029.53, 99,399.15 and 41,814.07

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Solution

The fourth proportional to 72,029.53, 99,399.15 and 41,814.07 is: 57,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,029.53 : 99,399.15 = 41,814.07 : x
  2. Step 2: Convert to fraction form
    72,029.53/99,399.15 = 41,814.07/x
  3. Step 3: Cross multiply
    72,029.53x = 99,399.15 × 41,814.07
  4. Step 4: Simplify right side
    72,029.53x = 4,156,283,326.66
  5. Step 5: Solve for x
    x = 4,156,283,326.66/72,029.53
  6. Step 6: Final answer
    x = 57,702.49

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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.