Home / 109,528.18-151,148.90-59,227.18

Finding the Fourth Proportional to 109,528.18, 151,148.90 and 59,227.18

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Solution

The fourth proportional to 109,528.18, 151,148.90 and 59,227.18 is: 81,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,528.18 : 151,148.90 = 59,227.18 : x
  2. Step 2: Convert to fraction form
    109,528.18/151,148.90 = 59,227.18/x
  3. Step 3: Cross multiply
    109,528.18x = 151,148.90 × 59,227.18
  4. Step 4: Simplify right side
    109,528.18x = 8,952,123,107.10
  5. Step 5: Solve for x
    x = 8,952,123,107.10/109,528.18
  6. Step 6: Final answer
    x = 81,733.51

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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.