Home / 161,614.32-223,043.27-89,994.32

Finding the Fourth Proportional to 161,614.32, 223,043.27 and 89,994.32

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Solution

The fourth proportional to 161,614.32, 223,043.27 and 89,994.32 is: 124,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614.32 : 223,043.27 = 89,994.32 : x
  2. Step 2: Convert to fraction form
    161,614.32/223,043.27 = 89,994.32/x
  3. Step 3: Cross multiply
    161,614.32x = 223,043.27 × 89,994.32
  4. Step 4: Simplify right side
    161,614.32x = 20,072,627,414.23
  5. Step 5: Solve for x
    x = 20,072,627,414.23/161,614.32
  6. Step 6: Final answer
    x = 124,200.80

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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.