Home / 104,984.35-157,476.53-38,426.65

Finding the Fourth Proportional to 104,984.35, 157,476.53 and 38,426.65

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Solution

The fourth proportional to 104,984.35, 157,476.53 and 38,426.65 is: 57,639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,984.35 : 157,476.53 = 38,426.65 : x
  2. Step 2: Convert to fraction form
    104,984.35/157,476.53 = 38,426.65/x
  3. Step 3: Cross multiply
    104,984.35x = 157,476.53 × 38,426.65
  4. Step 4: Simplify right side
    104,984.35x = 6,051,295,309.39
  5. Step 5: Solve for x
    x = 6,051,295,309.39/104,984.35
  6. Step 6: Final answer
    x = 57,639.98

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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.