Home / 163,200.48-244,603.86-84,271.68

Finding the Fourth Proportional to 163,200.48, 244,603.86 and 84,271.68

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Solution

The fourth proportional to 163,200.48, 244,603.86 and 84,271.68 is: 126,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,200.48 : 244,603.86 = 84,271.68 : x
  2. Step 2: Convert to fraction form
    163,200.48/244,603.86 = 84,271.68/x
  3. Step 3: Cross multiply
    163,200.48x = 244,603.86 × 84,271.68
  4. Step 4: Simplify right side
    163,200.48x = 20,613,178,216.68
  5. Step 5: Solve for x
    x = 20,613,178,216.68/163,200.48
  6. Step 6: Final answer
    x = 126,305.87

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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.