Home / 109,548.10-151,175.52-59,247.10

Finding the Fourth Proportional to 109,548.10, 151,175.52 and 59,247.10

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Solution

The fourth proportional to 109,548.10, 151,175.52 and 59,247.10 is: 81,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,548.10 : 151,175.52 = 59,247.10 : x
  2. Step 2: Convert to fraction form
    109,548.10/151,175.52 = 59,247.10/x
  3. Step 3: Cross multiply
    109,548.10x = 151,175.52 × 59,247.10
  4. Step 4: Simplify right side
    109,548.10x = 8,956,711,150.99
  5. Step 5: Solve for x
    x = 8,956,711,150.99/109,548.10
  6. Step 6: Final answer
    x = 81,760.53

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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.