Home / 181,681.15-250,731.77-101,108.43

Finding the Fourth Proportional to 181,681.15, 250,731.77 and 101,108.43

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Solution

The fourth proportional to 181,681.15, 250,731.77 and 101,108.43 is: 139,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,681.15 : 250,731.77 = 101,108.43 : x
  2. Step 2: Convert to fraction form
    181,681.15/250,731.77 = 101,108.43/x
  3. Step 3: Cross multiply
    181,681.15x = 250,731.77 × 101,108.43
  4. Step 4: Simplify right side
    181,681.15x = 25,351,095,615.82
  5. Step 5: Solve for x
    x = 25,351,095,615.82/181,681.15
  6. Step 6: Final answer
    x = 139,536.19

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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.