Home / 114,279.29-171,529.50-55,156.58

Finding the Fourth Proportional to 114,279.29, 171,529.50 and 55,156.58

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Solution

The fourth proportional to 114,279.29, 171,529.50 and 55,156.58 is: 82,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,279.29 : 171,529.50 = 55,156.58 : x
  2. Step 2: Convert to fraction form
    114,279.29/171,529.50 = 55,156.58/x
  3. Step 3: Cross multiply
    114,279.29x = 171,529.50 × 55,156.58
  4. Step 4: Simplify right side
    114,279.29x = 9,460,980,589.11
  5. Step 5: Solve for x
    x = 9,460,980,589.11/114,279.29
  6. Step 6: Final answer
    x = 82,788.23

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1.5x scale

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.