Home / 151,824.96-209,502.54-88,150.32

Finding the Fourth Proportional to 151,824.96, 209,502.54 and 88,150.32

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Solution

The fourth proportional to 151,824.96, 209,502.54 and 88,150.32 is: 121,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,824.96 : 209,502.54 = 88,150.32 : x
  2. Step 2: Convert to fraction form
    151,824.96/209,502.54 = 88,150.32/x
  3. Step 3: Cross multiply
    151,824.96x = 209,502.54 × 88,150.32
  4. Step 4: Simplify right side
    151,824.96x = 18,467,715,941.81
  5. Step 5: Solve for x
    x = 18,467,715,941.81/151,824.96
  6. Step 6: Final answer
    x = 121,638.21

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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.