Home / 104,900.46-157,210.56-38,277.96

Finding the Fourth Proportional to 104,900.46, 157,210.56 and 38,277.96

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Solution

The fourth proportional to 104,900.46, 157,210.56 and 38,277.96 is: 57,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,900.46 : 157,210.56 = 38,277.96 : x
  2. Step 2: Convert to fraction form
    104,900.46/157,210.56 = 38,277.96/x
  3. Step 3: Cross multiply
    104,900.46x = 157,210.56 × 38,277.96
  4. Step 4: Simplify right side
    104,900.46x = 6,017,699,527.26
  5. Step 5: Solve for x
    x = 6,017,699,527.26/104,900.46
  6. Step 6: Final answer
    x = 57,365.81

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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.