Home / 163,425.15-245,151.86-45,096.50

Finding the Fourth Proportional to 163,425.15, 245,151.86 and 45,096.50

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Solution

The fourth proportional to 163,425.15, 245,151.86 and 45,096.50 is: 67,648.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,425.15 : 245,151.86 = 45,096.50 : x
  2. Step 2: Convert to fraction form
    163,425.15/245,151.86 = 45,096.50/x
  3. Step 3: Cross multiply
    163,425.15x = 245,151.86 × 45,096.50
  4. Step 4: Simplify right side
    163,425.15x = 11,055,489,403.25
  5. Step 5: Solve for x
    x = 11,055,489,403.25/163,425.15
  6. Step 6: Final answer
    x = 67,648.64

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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.