Home / 116,566.56-160,862.10-68,822.98

Finding the Fourth Proportional to 116,566.56, 160,862.10 and 68,822.98

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Solution

The fourth proportional to 116,566.56, 160,862.10 and 68,822.98 is: 94,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,566.56 : 160,862.10 = 68,822.98 : x
  2. Step 2: Convert to fraction form
    116,566.56/160,862.10 = 68,822.98/x
  3. Step 3: Cross multiply
    116,566.56x = 160,862.10 × 68,822.98
  4. Step 4: Simplify right side
    116,566.56x = 11,071,009,091.06
  5. Step 5: Solve for x
    x = 11,071,009,091.06/116,566.56
  6. Step 6: Final answer
    x = 94,975.86

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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.