Home / 77,294.06-106,641.59-43,297.95

Finding the Fourth Proportional to 77,294.06, 106,641.59 and 43,297.95

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Solution

The fourth proportional to 77,294.06, 106,641.59 and 43,297.95 is: 59,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,294.06 : 106,641.59 = 43,297.95 : x
  2. Step 2: Convert to fraction form
    77,294.06/106,641.59 = 43,297.95/x
  3. Step 3: Cross multiply
    77,294.06x = 106,641.59 × 43,297.95
  4. Step 4: Simplify right side
    77,294.06x = 4,617,362,015.25
  5. Step 5: Solve for x
    x = 4,617,362,015.25/77,294.06
  6. Step 6: Final answer
    x = 59,737.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.