Home / 162,025.68-223,578.48-89,427.23

Finding the Fourth Proportional to 162,025.68, 223,578.48 and 89,427.23

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Solution

The fourth proportional to 162,025.68, 223,578.48 and 89,427.23 is: 123,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,025.68 : 223,578.48 = 89,427.23 : x
  2. Step 2: Convert to fraction form
    162,025.68/223,578.48 = 89,427.23/x
  3. Step 3: Cross multiply
    162,025.68x = 223,578.48 × 89,427.23
  4. Step 4: Simplify right side
    162,025.68x = 19,994,004,712.96
  5. Step 5: Solve for x
    x = 19,994,004,712.96/162,025.68
  6. Step 6: Final answer
    x = 123,400.22

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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.