Home / 105,187.35-157,857.15-41,154.96

Finding the Fourth Proportional to 105,187.35, 157,857.15 and 41,154.96

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Solution

The fourth proportional to 105,187.35, 157,857.15 and 41,154.96 is: 61,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,187.35 : 157,857.15 = 41,154.96 : x
  2. Step 2: Convert to fraction form
    105,187.35/157,857.15 = 41,154.96/x
  3. Step 3: Cross multiply
    105,187.35x = 157,857.15 × 41,154.96
  4. Step 4: Simplify right side
    105,187.35x = 6,496,604,693.96
  5. Step 5: Solve for x
    x = 6,496,604,693.96/105,187.35
  6. Step 6: Final answer
    x = 61,762.22

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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.