Home / 109,544.32-151,170.72-59,243.36

Finding the Fourth Proportional to 109,544.32, 151,170.72 and 59,243.36

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Solution

The fourth proportional to 109,544.32, 151,170.72 and 59,243.36 is: 81,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,544.32 : 151,170.72 = 59,243.36 : x
  2. Step 2: Convert to fraction form
    109,544.32/151,170.72 = 59,243.36/x
  3. Step 3: Cross multiply
    109,544.32x = 151,170.72 × 59,243.36
  4. Step 4: Simplify right side
    109,544.32x = 8,955,861,386.42
  5. Step 5: Solve for x
    x = 8,955,861,386.42/109,544.32
  6. Step 6: Final answer
    x = 81,755.60

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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.