Home / 109,571.90-151,227.77-63,624.38

Finding the Fourth Proportional to 109,571.90, 151,227.77 and 63,624.38

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Solution

The fourth proportional to 109,571.90, 151,227.77 and 63,624.38 is: 87,812.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,571.90 : 151,227.77 = 63,624.38 : x
  2. Step 2: Convert to fraction form
    109,571.90/151,227.77 = 63,624.38/x
  3. Step 3: Cross multiply
    109,571.90x = 151,227.77 × 63,624.38
  4. Step 4: Simplify right side
    109,571.90x = 9,621,772,030.77
  5. Step 5: Solve for x
    x = 9,621,772,030.77/109,571.90
  6. Step 6: Final answer
    x = 87,812.41

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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.