Home / 105,113.00-157,575.75-38,537.61

Finding the Fourth Proportional to 105,113.00, 157,575.75 and 38,537.61

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Solution

The fourth proportional to 105,113.00, 157,575.75 and 38,537.61 is: 57,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,113.00 : 157,575.75 = 38,537.61 : x
  2. Step 2: Convert to fraction form
    105,113.00/157,575.75 = 38,537.61/x
  3. Step 3: Cross multiply
    105,113.00x = 157,575.75 × 38,537.61
  4. Step 4: Simplify right side
    105,113.00x = 6,072,593,166.67
  5. Step 5: Solve for x
    x = 6,072,593,166.67/105,113.00
  6. Step 6: Final answer
    x = 57,772.05

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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.