Home / 109,952.38-151,640.50-84,520.36

Finding the Fourth Proportional to 109,952.38, 151,640.50 and 84,520.36

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Solution

The fourth proportional to 109,952.38, 151,640.50 and 84,520.36 is: 116,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,952.38 : 151,640.50 = 84,520.36 : x
  2. Step 2: Convert to fraction form
    109,952.38/151,640.50 = 84,520.36/x
  3. Step 3: Cross multiply
    109,952.38x = 151,640.50 × 84,520.36
  4. Step 4: Simplify right side
    109,952.38x = 12,816,709,650.58
  5. Step 5: Solve for x
    x = 12,816,709,650.58/109,952.38
  6. Step 6: Final answer
    x = 116,566.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.