Home / 161,723.20-242,584.80-154,897.60

Finding the Fourth Proportional to 161,723.20, 242,584.80 and 154,897.60

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Solution

The fourth proportional to 161,723.20, 242,584.80 and 154,897.60 is: 232,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,723.20 : 242,584.80 = 154,897.60 : x
  2. Step 2: Convert to fraction form
    161,723.20/242,584.80 = 154,897.60/x
  3. Step 3: Cross multiply
    161,723.20x = 242,584.80 × 154,897.60
  4. Step 4: Simplify right side
    161,723.20x = 37,575,803,316.48
  5. Step 5: Solve for x
    x = 37,575,803,316.48/161,723.20
  6. Step 6: Final answer
    x = 232,346.40

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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.