Home / 68,603.45-102,798.95-47,584.35

Finding the Fourth Proportional to 68,603.45, 102,798.95 and 47,584.35

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Solution

The fourth proportional to 68,603.45, 102,798.95 and 47,584.35 is: 71,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,603.45 : 102,798.95 = 47,584.35 : x
  2. Step 2: Convert to fraction form
    68,603.45/102,798.95 = 47,584.35/x
  3. Step 3: Cross multiply
    68,603.45x = 102,798.95 × 47,584.35
  4. Step 4: Simplify right side
    68,603.45x = 4,891,620,978.51
  5. Step 5: Solve for x
    x = 4,891,620,978.51/68,603.45
  6. Step 6: Final answer
    x = 71,302.85

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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.