Home / 115,025.60-172,603.20-44,895.80

Finding the Fourth Proportional to 115,025.60, 172,603.20 and 44,895.80

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Solution

The fourth proportional to 115,025.60, 172,603.20 and 44,895.80 is: 67,368.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,025.60 : 172,603.20 = 44,895.80 : x
  2. Step 2: Convert to fraction form
    115,025.60/172,603.20 = 44,895.80/x
  3. Step 3: Cross multiply
    115,025.60x = 172,603.20 × 44,895.80
  4. Step 4: Simplify right side
    115,025.60x = 7,749,158,746.56
  5. Step 5: Solve for x
    x = 7,749,158,746.56/115,025.60
  6. Step 6: Final answer
    x = 67,368.99

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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.