Home / 160,956.06-222,108.93-89,336.10

Finding the Fourth Proportional to 160,956.06, 222,108.93 and 89,336.10

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Solution

The fourth proportional to 160,956.06, 222,108.93 and 89,336.10 is: 123,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,956.06 : 222,108.93 = 89,336.10 : x
  2. Step 2: Convert to fraction form
    160,956.06/222,108.93 = 89,336.10/x
  3. Step 3: Cross multiply
    160,956.06x = 222,108.93 × 89,336.10
  4. Step 4: Simplify right side
    160,956.06x = 19,842,345,581.37
  5. Step 5: Solve for x
    x = 19,842,345,581.37/160,956.06
  6. Step 6: Final answer
    x = 123,278.03

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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.