Home / 161,099.64-222,292.77-93,103.47

Finding the Fourth Proportional to 161,099.64, 222,292.77 and 93,103.47

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Solution

The fourth proportional to 161,099.64, 222,292.77 and 93,103.47 is: 128,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,099.64 : 222,292.77 = 93,103.47 : x
  2. Step 2: Convert to fraction form
    161,099.64/222,292.77 = 93,103.47/x
  3. Step 3: Cross multiply
    161,099.64x = 222,292.77 × 93,103.47
  4. Step 4: Simplify right side
    161,099.64x = 20,696,228,242.91
  5. Step 5: Solve for x
    x = 20,696,228,242.91/161,099.64
  6. Step 6: Final answer
    x = 128,468.49

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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.