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Finding the Fourth Proportional to 163,466.94, 225,587.04 and 89,882.47

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Solution

The fourth proportional to 163,466.94, 225,587.04 and 89,882.47 is: 124,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,466.94 : 225,587.04 = 89,882.47 : x
  2. Step 2: Convert to fraction form
    163,466.94/225,587.04 = 89,882.47/x
  3. Step 3: Cross multiply
    163,466.94x = 225,587.04 × 89,882.47
  4. Step 4: Simplify right side
    163,466.94x = 20,276,320,743.74
  5. Step 5: Solve for x
    x = 20,276,320,743.74/163,466.94
  6. Step 6: Final answer
    x = 124,039.28

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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.