Home / 163,610.20-245,415.30-159,673.60

Finding the Fourth Proportional to 163,610.20, 245,415.30 and 159,673.60

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Solution

The fourth proportional to 163,610.20, 245,415.30 and 159,673.60 is: 239,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,610.20 : 245,415.30 = 159,673.60 : x
  2. Step 2: Convert to fraction form
    163,610.20/245,415.30 = 159,673.60/x
  3. Step 3: Cross multiply
    163,610.20x = 245,415.30 × 159,673.60
  4. Step 4: Simplify right side
    163,610.20x = 39,186,344,446.08
  5. Step 5: Solve for x
    x = 39,186,344,446.08/163,610.20
  6. Step 6: Final answer
    x = 239,510.40

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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.