Home / 137,210.08-205,696.83-53,029.30

Finding the Fourth Proportional to 137,210.08, 205,696.83 and 53,029.30

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Solution

The fourth proportional to 137,210.08, 205,696.83 and 53,029.30 is: 79,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,210.08 : 205,696.83 = 53,029.30 : x
  2. Step 2: Convert to fraction form
    137,210.08/205,696.83 = 53,029.30/x
  3. Step 3: Cross multiply
    137,210.08x = 205,696.83 × 53,029.30
  4. Step 4: Simplify right side
    137,210.08x = 10,907,957,878.63
  5. Step 5: Solve for x
    x = 10,907,957,878.63/137,210.08
  6. Step 6: Final answer
    x = 79,498.23

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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.