Home / 105,342.48-157,927.92-46,133.04

Finding the Fourth Proportional to 105,342.48, 157,927.92 and 46,133.04

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Solution

The fourth proportional to 105,342.48, 157,927.92 and 46,133.04 is: 69,161.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,342.48 : 157,927.92 = 46,133.04 : x
  2. Step 2: Convert to fraction form
    105,342.48/157,927.92 = 46,133.04/x
  3. Step 3: Cross multiply
    105,342.48x = 157,927.92 × 46,133.04
  4. Step 4: Simplify right side
    105,342.48x = 7,285,695,050.48
  5. Step 5: Solve for x
    x = 7,285,695,050.48/105,342.48
  6. Step 6: Final answer
    x = 69,161.99

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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.