Home / 42,543.37-63,821.97-14,465.93

Finding the Fourth Proportional to 42,543.37, 63,821.97 and 14,465.93

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Solution

The fourth proportional to 42,543.37, 63,821.97 and 14,465.93 is: 21,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,543.37 : 63,821.97 = 14,465.93 : x
  2. Step 2: Convert to fraction form
    42,543.37/63,821.97 = 14,465.93/x
  3. Step 3: Cross multiply
    42,543.37x = 63,821.97 × 14,465.93
  4. Step 4: Simplify right side
    42,543.37x = 923,244,310.04
  5. Step 5: Solve for x
    x = 923,244,310.04/42,543.37
  6. Step 6: Final answer
    x = 21,701.25

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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.