Home / 151,792.96-209,458.38-88,118.32

Finding the Fourth Proportional to 151,792.96, 209,458.38 and 88,118.32

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Solution

The fourth proportional to 151,792.96, 209,458.38 and 88,118.32 is: 121,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,792.96 : 209,458.38 = 88,118.32 : x
  2. Step 2: Convert to fraction form
    151,792.96/209,458.38 = 88,118.32/x
  3. Step 3: Cross multiply
    151,792.96x = 209,458.38 × 88,118.32
  4. Step 4: Simplify right side
    151,792.96x = 18,457,120,555.52
  5. Step 5: Solve for x
    x = 18,457,120,555.52/151,792.96
  6. Step 6: Final answer
    x = 121,594.05

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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.