Home / 114,828.12-172,255.14-52,490.52

Finding the Fourth Proportional to 114,828.12, 172,255.14 and 52,490.52

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Solution

The fourth proportional to 114,828.12, 172,255.14 and 52,490.52 is: 78,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,828.12 : 172,255.14 = 52,490.52 : x
  2. Step 2: Convert to fraction form
    114,828.12/172,255.14 = 52,490.52/x
  3. Step 3: Cross multiply
    114,828.12x = 172,255.14 × 52,490.52
  4. Step 4: Simplify right side
    114,828.12x = 9,041,761,871.27
  5. Step 5: Solve for x
    x = 9,041,761,871.27/114,828.12
  6. Step 6: Final answer
    x = 78,741.70

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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.