Home / 163,043.28-244,539.72-66,990.24

Finding the Fourth Proportional to 163,043.28, 244,539.72 and 66,990.24

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Solution

The fourth proportional to 163,043.28, 244,539.72 and 66,990.24 is: 100,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,043.28 : 244,539.72 = 66,990.24 : x
  2. Step 2: Convert to fraction form
    163,043.28/244,539.72 = 66,990.24/x
  3. Step 3: Cross multiply
    163,043.28x = 244,539.72 × 66,990.24
  4. Step 4: Simplify right side
    163,043.28x = 16,381,774,532.33
  5. Step 5: Solve for x
    x = 16,381,774,532.33/163,043.28
  6. Step 6: Final answer
    x = 100,475.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.