Home / 113,068.24-156,028.08-62,764

Finding the Fourth Proportional to 113,068.24, 156,028.08 and 62,764

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Solution

The fourth proportional to 113,068.24, 156,028.08 and 62,764 is: 86,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,068.24 : 156,028.08 = 62,764 : x
  2. Step 2: Convert to fraction form
    113,068.24/156,028.08 = 62,764/x
  3. Step 3: Cross multiply
    113,068.24x = 156,028.08 × 62,764
  4. Step 4: Simplify right side
    113,068.24x = 9,792,946,413.12
  5. Step 5: Solve for x
    x = 9,792,946,413.12/113,068.24
  6. Step 6: Final answer
    x = 86,610.94

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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.