Home / 89,898.54-124,054.38-49,612.25

Finding the Fourth Proportional to 89,898.54, 124,054.38 and 49,612.25

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Solution

The fourth proportional to 89,898.54, 124,054.38 and 49,612.25 is: 68,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,898.54 : 124,054.38 = 49,612.25 : x
  2. Step 2: Convert to fraction form
    89,898.54/124,054.38 = 49,612.25/x
  3. Step 3: Cross multiply
    89,898.54x = 124,054.38 × 49,612.25
  4. Step 4: Simplify right side
    89,898.54x = 6,154,616,293.88
  5. Step 5: Solve for x
    x = 6,154,616,293.88/89,898.54
  6. Step 6: Final answer
    x = 68,461.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.