Home / 124,019.72-186,025.40-53,899.04

Finding the Fourth Proportional to 124,019.72, 186,025.40 and 53,899.04

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Solution

The fourth proportional to 124,019.72, 186,025.40 and 53,899.04 is: 80,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,019.72 : 186,025.40 = 53,899.04 : x
  2. Step 2: Convert to fraction form
    124,019.72/186,025.40 = 53,899.04/x
  3. Step 3: Cross multiply
    124,019.72x = 186,025.40 × 53,899.04
  4. Step 4: Simplify right side
    124,019.72x = 10,026,590,475.62
  5. Step 5: Solve for x
    x = 10,026,590,475.62/124,019.72
  6. Step 6: Final answer
    x = 80,846.74

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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.