Home / 114,279.64-171,530.02-55,156.93

Finding the Fourth Proportional to 114,279.64, 171,530.02 and 55,156.93

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Solution

The fourth proportional to 114,279.64, 171,530.02 and 55,156.93 is: 82,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,279.64 : 171,530.02 = 55,156.93 : x
  2. Step 2: Convert to fraction form
    114,279.64/171,530.02 = 55,156.93/x
  3. Step 3: Cross multiply
    114,279.64x = 171,530.02 × 55,156.93
  4. Step 4: Simplify right side
    114,279.64x = 9,461,069,306.04
  5. Step 5: Solve for x
    x = 9,461,069,306.04/114,279.64
  6. Step 6: Final answer
    x = 82,788.76

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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.