Home / 116,006.55-160,166.16-89,100.96

Finding the Fourth Proportional to 116,006.55, 160,166.16 and 89,100.96

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Solution

The fourth proportional to 116,006.55, 160,166.16 and 89,100.96 is: 123,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,006.55 : 160,166.16 = 89,100.96 : x
  2. Step 2: Convert to fraction form
    116,006.55/160,166.16 = 89,100.96/x
  3. Step 3: Cross multiply
    116,006.55x = 160,166.16 × 89,100.96
  4. Step 4: Simplify right side
    116,006.55x = 14,270,958,615.51
  5. Step 5: Solve for x
    x = 14,270,958,615.51/116,006.55
  6. Step 6: Final answer
    x = 123,018.56

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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.