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Finding the Fourth Proportional to 59,774.40, 89,618.40 and 33,487.20

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Solution

The fourth proportional to 59,774.40, 89,618.40 and 33,487.20 is: 50,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,774.40 : 89,618.40 = 33,487.20 : x
  2. Step 2: Convert to fraction form
    59,774.40/89,618.40 = 33,487.20/x
  3. Step 3: Cross multiply
    59,774.40x = 89,618.40 × 33,487.20
  4. Step 4: Simplify right side
    59,774.40x = 3,001,069,284.48
  5. Step 5: Solve for x
    x = 3,001,069,284.48/59,774.40
  6. Step 6: Final answer
    x = 50,206.60

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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.