Home / 105,036.62-157,525.77-29,117.03

Finding the Fourth Proportional to 105,036.62, 157,525.77 and 29,117.03

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Solution

The fourth proportional to 105,036.62, 157,525.77 and 29,117.03 is: 43,667.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,036.62 : 157,525.77 = 29,117.03 : x
  2. Step 2: Convert to fraction form
    105,036.62/157,525.77 = 29,117.03/x
  3. Step 3: Cross multiply
    105,036.62x = 157,525.77 × 29,117.03
  4. Step 4: Simplify right side
    105,036.62x = 4,586,682,570.86
  5. Step 5: Solve for x
    x = 4,586,682,570.86/105,036.62
  6. Step 6: Final answer
    x = 43,667.46

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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.