Home / 147,735.27-203,824.08-84,057.12

Finding the Fourth Proportional to 147,735.27, 203,824.08 and 84,057.12

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Solution

The fourth proportional to 147,735.27, 203,824.08 and 84,057.12 is: 115,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,735.27 : 203,824.08 = 84,057.12 : x
  2. Step 2: Convert to fraction form
    147,735.27/203,824.08 = 84,057.12/x
  3. Step 3: Cross multiply
    147,735.27x = 203,824.08 × 84,057.12
  4. Step 4: Simplify right side
    147,735.27x = 17,132,865,151.45
  5. Step 5: Solve for x
    x = 17,132,865,151.45/147,735.27
  6. Step 6: Final answer
    x = 115,970.04

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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.