Home / 98,258.87-135,558.74-60,467.51

Finding the Fourth Proportional to 98,258.87, 135,558.74 and 60,467.51

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Solution

The fourth proportional to 98,258.87, 135,558.74 and 60,467.51 is: 83,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,258.87 : 135,558.74 = 60,467.51 : x
  2. Step 2: Convert to fraction form
    98,258.87/135,558.74 = 60,467.51/x
  3. Step 3: Cross multiply
    98,258.87x = 135,558.74 × 60,467.51
  4. Step 4: Simplify right side
    98,258.87x = 8,196,898,788.74
  5. Step 5: Solve for x
    x = 8,196,898,788.74/98,258.87
  6. Step 6: Final answer
    x = 83,421.47

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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.