Home / 47,699.38-71,569.32-25,507

Finding the Fourth Proportional to 47,699.38, 71,569.32 and 25,507

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Solution

The fourth proportional to 47,699.38, 71,569.32 and 25,507 is: 38,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.38 : 71,569.32 = 25,507 : x
  2. Step 2: Convert to fraction form
    47,699.38/71,569.32 = 25,507/x
  3. Step 3: Cross multiply
    47,699.38x = 71,569.32 × 25,507
  4. Step 4: Simplify right side
    47,699.38x = 1,825,518,645.24
  5. Step 5: Solve for x
    x = 1,825,518,645.24/47,699.38
  6. Step 6: Final answer
    x = 38,271.33

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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.