Home / 97,828.20-146,699.10-38,644.20

Finding the Fourth Proportional to 97,828.20, 146,699.10 and 38,644.20

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Solution

The fourth proportional to 97,828.20, 146,699.10 and 38,644.20 is: 57,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,828.20 : 146,699.10 = 38,644.20 : x
  2. Step 2: Convert to fraction form
    97,828.20/146,699.10 = 38,644.20/x
  3. Step 3: Cross multiply
    97,828.20x = 146,699.10 × 38,644.20
  4. Step 4: Simplify right side
    97,828.20x = 5,669,069,360.22
  5. Step 5: Solve for x
    x = 5,669,069,360.22/97,828.20
  6. Step 6: Final answer
    x = 57,949.24

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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.