Home / 124,477.02-186,697.20-45,572.88

Finding the Fourth Proportional to 124,477.02, 186,697.20 and 45,572.88

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Solution

The fourth proportional to 124,477.02, 186,697.20 and 45,572.88 is: 68,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477.02 : 186,697.20 = 45,572.88 : x
  2. Step 2: Convert to fraction form
    124,477.02/186,697.20 = 45,572.88/x
  3. Step 3: Cross multiply
    124,477.02x = 186,697.20 × 45,572.88
  4. Step 4: Simplify right side
    124,477.02x = 8,508,329,091.94
  5. Step 5: Solve for x
    x = 8,508,329,091.94/124,477.02
  6. Step 6: Final answer
    x = 68,352.61

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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.