Home / 50,770.61-76,154.02-13,330.34

Finding the Fourth Proportional to 50,770.61, 76,154.02 and 13,330.34

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Solution

The fourth proportional to 50,770.61, 76,154.02 and 13,330.34 is: 19,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,770.61 : 76,154.02 = 13,330.34 : x
  2. Step 2: Convert to fraction form
    50,770.61/76,154.02 = 13,330.34/x
  3. Step 3: Cross multiply
    50,770.61x = 76,154.02 × 13,330.34
  4. Step 4: Simplify right side
    50,770.61x = 1,015,158,978.97
  5. Step 5: Solve for x
    x = 1,015,158,978.97/50,770.61
  6. Step 6: Final answer
    x = 19,995.01

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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.