Home / 114,649.76-172,041.06-48,083.96

Finding the Fourth Proportional to 114,649.76, 172,041.06 and 48,083.96

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Solution

The fourth proportional to 114,649.76, 172,041.06 and 48,083.96 is: 72,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,649.76 : 172,041.06 = 48,083.96 : x
  2. Step 2: Convert to fraction form
    114,649.76/172,041.06 = 48,083.96/x
  3. Step 3: Cross multiply
    114,649.76x = 172,041.06 × 48,083.96
  4. Step 4: Simplify right side
    114,649.76x = 8,272,415,447.40
  5. Step 5: Solve for x
    x = 8,272,415,447.40/114,649.76
  6. Step 6: Final answer
    x = 72,153.80

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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.