Home / 114,948.24-172,422.12-31,842

Finding the Fourth Proportional to 114,948.24, 172,422.12 and 31,842

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Solution

The fourth proportional to 114,948.24, 172,422.12 and 31,842 is: 47,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,948.24 : 172,422.12 = 31,842 : x
  2. Step 2: Convert to fraction form
    114,948.24/172,422.12 = 31,842/x
  3. Step 3: Cross multiply
    114,948.24x = 172,422.12 × 31,842
  4. Step 4: Simplify right side
    114,948.24x = 5,490,265,145.04
  5. Step 5: Solve for x
    x = 5,490,265,145.04/114,948.24
  6. Step 6: Final answer
    x = 47,762.93

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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.