Home / 151,646.40-227,518.20-101,782.80

Finding the Fourth Proportional to 151,646.40, 227,518.20 and 101,782.80

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Solution

The fourth proportional to 151,646.40, 227,518.20 and 101,782.80 is: 152,706.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,646.40 : 227,518.20 = 101,782.80 : x
  2. Step 2: Convert to fraction form
    151,646.40/227,518.20 = 101,782.80/x
  3. Step 3: Cross multiply
    151,646.40x = 227,518.20 × 101,782.80
  4. Step 4: Simplify right side
    151,646.40x = 23,157,439,446.96
  5. Step 5: Solve for x
    x = 23,157,439,446.96/151,646.40
  6. Step 6: Final answer
    x = 152,706.82

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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.