Home / 179,541.14-247,768.47-98,971.55

Finding the Fourth Proportional to 179,541.14, 247,768.47 and 98,971.55

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Solution

The fourth proportional to 179,541.14, 247,768.47 and 98,971.55 is: 136,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,541.14 : 247,768.47 = 98,971.55 : x
  2. Step 2: Convert to fraction form
    179,541.14/247,768.47 = 98,971.55/x
  3. Step 3: Cross multiply
    179,541.14x = 247,768.47 × 98,971.55
  4. Step 4: Simplify right side
    179,541.14x = 24,522,030,601.02
  5. Step 5: Solve for x
    x = 24,522,030,601.02/179,541.14
  6. Step 6: Final answer
    x = 136,581.68

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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.