Home / 100,973.74-151,487.88-30,851.14

Finding the Fourth Proportional to 100,973.74, 151,487.88 and 30,851.14

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Solution

The fourth proportional to 100,973.74, 151,487.88 and 30,851.14 is: 46,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,973.74 : 151,487.88 = 30,851.14 : x
  2. Step 2: Convert to fraction form
    100,973.74/151,487.88 = 30,851.14/x
  3. Step 3: Cross multiply
    100,973.74x = 151,487.88 × 30,851.14
  4. Step 4: Simplify right side
    100,973.74x = 4,673,573,794.18
  5. Step 5: Solve for x
    x = 4,673,573,794.18/100,973.74
  6. Step 6: Final answer
    x = 46,285.04

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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.