Home / 124,300.90-186,475.65-49,408.30

Finding the Fourth Proportional to 124,300.90, 186,475.65 and 49,408.30

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Solution

The fourth proportional to 124,300.90, 186,475.65 and 49,408.30 is: 74,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,300.90 : 186,475.65 = 49,408.30 : x
  2. Step 2: Convert to fraction form
    124,300.90/186,475.65 = 49,408.30/x
  3. Step 3: Cross multiply
    124,300.90x = 186,475.65 × 49,408.30
  4. Step 4: Simplify right side
    124,300.90x = 9,213,444,857.90
  5. Step 5: Solve for x
    x = 9,213,444,857.90/124,300.90
  6. Step 6: Final answer
    x = 74,122.11

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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.