Home / 114,210.14-171,311.65-54,281.76

Finding the Fourth Proportional to 114,210.14, 171,311.65 and 54,281.76

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Solution

The fourth proportional to 114,210.14, 171,311.65 and 54,281.76 is: 81,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,210.14 : 171,311.65 = 54,281.76 : x
  2. Step 2: Convert to fraction form
    114,210.14/171,311.65 = 54,281.76/x
  3. Step 3: Cross multiply
    114,210.14x = 171,311.65 × 54,281.76
  4. Step 4: Simplify right side
    114,210.14x = 9,299,097,734.80
  5. Step 5: Solve for x
    x = 9,299,097,734.80/114,210.14
  6. Step 6: Final answer
    x = 81,420.95

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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.