Home / 79,025.04-109,053.54-47,236.32

Finding the Fourth Proportional to 79,025.04, 109,053.54 and 47,236.32

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Solution

The fourth proportional to 79,025.04, 109,053.54 and 47,236.32 is: 65,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,025.04 : 109,053.54 = 47,236.32 : x
  2. Step 2: Convert to fraction form
    79,025.04/109,053.54 = 47,236.32/x
  3. Step 3: Cross multiply
    79,025.04x = 109,053.54 × 47,236.32
  4. Step 4: Simplify right side
    79,025.04x = 5,151,287,912.57
  5. Step 5: Solve for x
    x = 5,151,287,912.57/79,025.04
  6. Step 6: Final answer
    x = 65,185.51

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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.