Home / 52,537.15-72,524.64-31,323.79

Finding the Fourth Proportional to 52,537.15, 72,524.64 and 31,323.79

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Solution

The fourth proportional to 52,537.15, 72,524.64 and 31,323.79 is: 43,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,537.15 : 72,524.64 = 31,323.79 : x
  2. Step 2: Convert to fraction form
    52,537.15/72,524.64 = 31,323.79/x
  3. Step 3: Cross multiply
    52,537.15x = 72,524.64 × 31,323.79
  4. Step 4: Simplify right side
    52,537.15x = 2,271,746,593.19
  5. Step 5: Solve for x
    x = 2,271,746,593.19/52,537.15
  6. Step 6: Final answer
    x = 43,240.77

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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.