Home / 98,177.58-147,244.50-45,558.36

Finding the Fourth Proportional to 98,177.58, 147,244.50 and 45,558.36

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Solution

The fourth proportional to 98,177.58, 147,244.50 and 45,558.36 is: 68,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,177.58 : 147,244.50 = 45,558.36 : x
  2. Step 2: Convert to fraction form
    98,177.58/147,244.50 = 45,558.36/x
  3. Step 3: Cross multiply
    98,177.58x = 147,244.50 × 45,558.36
  4. Step 4: Simplify right side
    98,177.58x = 6,708,217,939.02
  5. Step 5: Solve for x
    x = 6,708,217,939.02/98,177.58
  6. Step 6: Final answer
    x = 68,327.39

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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.