Home / 151,795.84-209,490.24-88,153.60

Finding the Fourth Proportional to 151,795.84, 209,490.24 and 88,153.60

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Solution

The fourth proportional to 151,795.84, 209,490.24 and 88,153.60 is: 121,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,795.84 : 209,490.24 = 88,153.60 : x
  2. Step 2: Convert to fraction form
    151,795.84/209,490.24 = 88,153.60/x
  3. Step 3: Cross multiply
    151,795.84x = 209,490.24 × 88,153.60
  4. Step 4: Simplify right side
    151,795.84x = 18,467,318,820.86
  5. Step 5: Solve for x
    x = 18,467,318,820.86/151,795.84
  6. Step 6: Final answer
    x = 121,658.93

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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.