Home / 45,210.19-67,611.56-34,539.79

Finding the Fourth Proportional to 45,210.19, 67,611.56 and 34,539.79

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Solution

The fourth proportional to 45,210.19, 67,611.56 and 34,539.79 is: 51,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,210.19 : 67,611.56 = 34,539.79 : x
  2. Step 2: Convert to fraction form
    45,210.19/67,611.56 = 34,539.79/x
  3. Step 3: Cross multiply
    45,210.19x = 67,611.56 × 34,539.79
  4. Step 4: Simplify right side
    45,210.19x = 2,335,289,253.46
  5. Step 5: Solve for x
    x = 2,335,289,253.46/45,210.19
  6. Step 6: Final answer
    x = 51,654.05

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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.