Home / 163,478.52-245,216.19-96,870.69

Finding the Fourth Proportional to 163,478.52, 245,216.19 and 96,870.69

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Solution

The fourth proportional to 163,478.52, 245,216.19 and 96,870.69 is: 145,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,478.52 : 245,216.19 = 96,870.69 : x
  2. Step 2: Convert to fraction form
    163,478.52/245,216.19 = 96,870.69/x
  3. Step 3: Cross multiply
    163,478.52x = 245,216.19 × 96,870.69
  4. Step 4: Simplify right side
    163,478.52x = 23,754,261,524.47
  5. Step 5: Solve for x
    x = 23,754,261,524.47/163,478.52
  6. Step 6: Final answer
    x = 145,305.09

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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.