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Finding the Fourth Proportional to 130,030.54, 195,053.10 and 36,529

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Solution

The fourth proportional to 130,030.54, 195,053.10 and 36,529 is: 54,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,030.54 : 195,053.10 = 36,529 : x
  2. Step 2: Convert to fraction form
    130,030.54/195,053.10 = 36,529/x
  3. Step 3: Cross multiply
    130,030.54x = 195,053.10 × 36,529
  4. Step 4: Simplify right side
    130,030.54x = 7,125,094,689.90
  5. Step 5: Solve for x
    x = 7,125,094,689.90/130,030.54
  6. Step 6: Final answer
    x = 54,795.55

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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.