Home / 160,880.04-222,004.80-89,255.79

Finding the Fourth Proportional to 160,880.04, 222,004.80 and 89,255.79

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Solution

The fourth proportional to 160,880.04, 222,004.80 and 89,255.79 is: 123,167.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,880.04 : 222,004.80 = 89,255.79 : x
  2. Step 2: Convert to fraction form
    160,880.04/222,004.80 = 89,255.79/x
  3. Step 3: Cross multiply
    160,880.04x = 222,004.80 × 89,255.79
  4. Step 4: Simplify right side
    160,880.04x = 19,815,213,807.79
  5. Step 5: Solve for x
    x = 19,815,213,807.79/160,880.04
  6. Step 6: Final answer
    x = 123,167.63

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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.