Home / 105,470.58-145,542.09-60,150.48

Finding the Fourth Proportional to 105,470.58, 145,542.09 and 60,150.48

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Solution

The fourth proportional to 105,470.58, 145,542.09 and 60,150.48 is: 83,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,470.58 : 145,542.09 = 60,150.48 : x
  2. Step 2: Convert to fraction form
    105,470.58/145,542.09 = 60,150.48/x
  3. Step 3: Cross multiply
    105,470.58x = 145,542.09 × 60,150.48
  4. Step 4: Simplify right side
    105,470.58x = 8,754,426,573.70
  5. Step 5: Solve for x
    x = 8,754,426,573.70/105,470.58
  6. Step 6: Final answer
    x = 83,003.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.