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Finding the Fourth Proportional to 59,530.59, 89,300.21 and 17,980.83

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Solution

The fourth proportional to 59,530.59, 89,300.21 and 17,980.83 is: 26,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,530.59 : 89,300.21 = 17,980.83 : x
  2. Step 2: Convert to fraction form
    59,530.59/89,300.21 = 17,980.83/x
  3. Step 3: Cross multiply
    59,530.59x = 89,300.21 × 17,980.83
  4. Step 4: Simplify right side
    59,530.59x = 1,605,691,805.07
  5. Step 5: Solve for x
    x = 1,605,691,805.07/59,530.59
  6. Step 6: Final answer
    x = 26,972.55

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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.