Home / 163,647.09-245,468.17-73,626.23

Finding the Fourth Proportional to 163,647.09, 245,468.17 and 73,626.23

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Solution

The fourth proportional to 163,647.09, 245,468.17 and 73,626.23 is: 110,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,647.09 : 245,468.17 = 73,626.23 : x
  2. Step 2: Convert to fraction form
    163,647.09/245,468.17 = 73,626.23/x
  3. Step 3: Cross multiply
    163,647.09x = 245,468.17 × 73,626.23
  4. Step 4: Simplify right side
    163,647.09x = 18,072,895,573.97
  5. Step 5: Solve for x
    x = 18,072,895,573.97/163,647.09
  6. Step 6: Final answer
    x = 110,438.23

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1.5x scale

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.