Home / 163,638.10-225,816.66-107,048.26

Finding the Fourth Proportional to 163,638.10, 225,816.66 and 107,048.26

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Solution

The fourth proportional to 163,638.10, 225,816.66 and 107,048.26 is: 147,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,638.10 : 225,816.66 = 107,048.26 : x
  2. Step 2: Convert to fraction form
    163,638.10/225,816.66 = 107,048.26/x
  3. Step 3: Cross multiply
    163,638.10x = 225,816.66 × 107,048.26
  4. Step 4: Simplify right side
    163,638.10x = 24,173,280,532.01
  5. Step 5: Solve for x
    x = 24,173,280,532.01/163,638.10
  6. Step 6: Final answer
    x = 147,724.04

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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.