Home / 384,028.10-575,869.35-147,292.10

Finding the Fourth Proportional to 384,028.10, 575,869.35 and 147,292.10

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Solution

The fourth proportional to 384,028.10, 575,869.35 and 147,292.10 is: 220,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,028.10 : 575,869.35 = 147,292.10 : x
  2. Step 2: Convert to fraction form
    384,028.10/575,869.35 = 147,292.10/x
  3. Step 3: Cross multiply
    384,028.10x = 575,869.35 × 147,292.10
  4. Step 4: Simplify right side
    384,028.10x = 84,821,005,887.14
  5. Step 5: Solve for x
    x = 84,821,005,887.14/384,028.10
  6. Step 6: Final answer
    x = 220,871.87

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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.