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Finding the Fourth Proportional to 52,008.70, 77,903.70 and 43,260.70

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Solution

The fourth proportional to 52,008.70, 77,903.70 and 43,260.70 is: 64,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,008.70 : 77,903.70 = 43,260.70 : x
  2. Step 2: Convert to fraction form
    52,008.70/77,903.70 = 43,260.70/x
  3. Step 3: Cross multiply
    52,008.70x = 77,903.70 × 43,260.70
  4. Step 4: Simplify right side
    52,008.70x = 3,370,168,594.59
  5. Step 5: Solve for x
    x = 3,370,168,594.59/52,008.70
  6. Step 6: Final answer
    x = 64,800.09

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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.