Home / 101,273.22-151,827.60-42,153.15

Finding the Fourth Proportional to 101,273.22, 151,827.60 and 42,153.15

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Solution

The fourth proportional to 101,273.22, 151,827.60 and 42,153.15 is: 63,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,273.22 : 151,827.60 = 42,153.15 : x
  2. Step 2: Convert to fraction form
    101,273.22/151,827.60 = 42,153.15/x
  3. Step 3: Cross multiply
    101,273.22x = 151,827.60 × 42,153.15
  4. Step 4: Simplify right side
    101,273.22x = 6,400,011,596.94
  5. Step 5: Solve for x
    x = 6,400,011,596.94/101,273.22
  6. Step 6: Final answer
    x = 63,195.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.