Home / 105,852.40-158,548.20-64,226.80

Finding the Fourth Proportional to 105,852.40, 158,548.20 and 64,226.80

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Solution

The fourth proportional to 105,852.40, 158,548.20 and 64,226.80 is: 96,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,852.40 : 158,548.20 = 64,226.80 : x
  2. Step 2: Convert to fraction form
    105,852.40/158,548.20 = 64,226.80/x
  3. Step 3: Cross multiply
    105,852.40x = 158,548.20 × 64,226.80
  4. Step 4: Simplify right side
    105,852.40x = 10,183,043,531.76
  5. Step 5: Solve for x
    x = 10,183,043,531.76/105,852.40
  6. Step 6: Final answer
    x = 96,200.40

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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.