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Finding the Fourth Proportional to 59,350.70, 89,038.20 and 19,936.10

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Solution

The fourth proportional to 59,350.70, 89,038.20 and 19,936.10 is: 29,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,350.70 : 89,038.20 = 19,936.10 : x
  2. Step 2: Convert to fraction form
    59,350.70/89,038.20 = 19,936.10/x
  3. Step 3: Cross multiply
    59,350.70x = 89,038.20 × 19,936.10
  4. Step 4: Simplify right side
    59,350.70x = 1,775,074,459.02
  5. Step 5: Solve for x
    x = 1,775,074,459.02/59,350.70
  6. Step 6: Final answer
    x = 29,908.23

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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.