Home / 64,617.32-89,062.26-49,298.60

Finding the Fourth Proportional to 64,617.32, 89,062.26 and 49,298.60

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Solution

The fourth proportional to 64,617.32, 89,062.26 and 49,298.60 is: 67,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,617.32 : 89,062.26 = 49,298.60 : x
  2. Step 2: Convert to fraction form
    64,617.32/89,062.26 = 49,298.60/x
  3. Step 3: Cross multiply
    64,617.32x = 89,062.26 × 49,298.60
  4. Step 4: Simplify right side
    64,617.32x = 4,390,644,730.84
  5. Step 5: Solve for x
    x = 4,390,644,730.84/64,617.32
  6. Step 6: Final answer
    x = 67,948.42

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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.