Home / 137,359.10-206,075.10-48,603.35

Finding the Fourth Proportional to 137,359.10, 206,075.10 and 48,603.35

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Solution

The fourth proportional to 137,359.10, 206,075.10 and 48,603.35 is: 72,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,359.10 : 206,075.10 = 48,603.35 : x
  2. Step 2: Convert to fraction form
    137,359.10/206,075.10 = 48,603.35/x
  3. Step 3: Cross multiply
    137,359.10x = 206,075.10 × 48,603.35
  4. Step 4: Simplify right side
    137,359.10x = 10,015,940,211.59
  5. Step 5: Solve for x
    x = 10,015,940,211.59/137,359.10
  6. Step 6: Final answer
    x = 72,917.92

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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.