Home / 105,110.01-157,571.25-38,534.60

Finding the Fourth Proportional to 105,110.01, 157,571.25 and 38,534.60

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Solution

The fourth proportional to 105,110.01, 157,571.25 and 38,534.60 is: 57,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,110.01 : 157,571.25 = 38,534.60 : x
  2. Step 2: Convert to fraction form
    105,110.01/157,571.25 = 38,534.60/x
  3. Step 3: Cross multiply
    105,110.01x = 157,571.25 × 38,534.60
  4. Step 4: Simplify right side
    105,110.01x = 6,071,944,157.89
  5. Step 5: Solve for x
    x = 6,071,944,157.89/105,110.01
  6. Step 6: Final answer
    x = 57,767.52

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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.