Home / 160,916.67-222,091.40-89,319.69

Finding the Fourth Proportional to 160,916.67, 222,091.40 and 89,319.69

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Solution

The fourth proportional to 160,916.67, 222,091.40 and 89,319.69 is: 123,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,916.67 : 222,091.40 = 89,319.69 : x
  2. Step 2: Convert to fraction form
    160,916.67/222,091.40 = 89,319.69/x
  3. Step 3: Cross multiply
    160,916.67x = 222,091.40 × 89,319.69
  4. Step 4: Simplify right side
    160,916.67x = 19,837,135,222.97
  5. Step 5: Solve for x
    x = 19,837,135,222.97/160,916.67
  6. Step 6: Final answer
    x = 123,275.82

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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.