Home / 100,672.16-151,004.75-25,792.93

Finding the Fourth Proportional to 100,672.16, 151,004.75 and 25,792.93

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Solution

The fourth proportional to 100,672.16, 151,004.75 and 25,792.93 is: 38,688.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,672.16 : 151,004.75 = 25,792.93 : x
  2. Step 2: Convert to fraction form
    100,672.16/151,004.75 = 25,792.93/x
  3. Step 3: Cross multiply
    100,672.16x = 151,004.75 × 25,792.93
  4. Step 4: Simplify right side
    100,672.16x = 3,894,854,439.94
  5. Step 5: Solve for x
    x = 3,894,854,439.94/100,672.16
  6. Step 6: Final answer
    x = 38,688.49

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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.