Home / 116,570.07-160,872.60-68,822.39

Finding the Fourth Proportional to 116,570.07, 160,872.60 and 68,822.39

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Solution

The fourth proportional to 116,570.07, 160,872.60 and 68,822.39 is: 94,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,570.07 : 160,872.60 = 68,822.39 : x
  2. Step 2: Convert to fraction form
    116,570.07/160,872.60 = 68,822.39/x
  3. Step 3: Cross multiply
    116,570.07x = 160,872.60 × 68,822.39
  4. Step 4: Simplify right side
    116,570.07x = 11,071,636,013.15
  5. Step 5: Solve for x
    x = 11,071,636,013.15/116,570.07
  6. Step 6: Final answer
    x = 94,978.38

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1.5x scale

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.