Home / 105,244.11-145,237.46-62,792.01

Finding the Fourth Proportional to 105,244.11, 145,237.46 and 62,792.01

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Solution

The fourth proportional to 105,244.11, 145,237.46 and 62,792.01 is: 86,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,244.11 : 145,237.46 = 62,792.01 : x
  2. Step 2: Convert to fraction form
    105,244.11/145,237.46 = 62,792.01/x
  3. Step 3: Cross multiply
    105,244.11x = 145,237.46 × 62,792.01
  4. Step 4: Simplify right side
    105,244.11x = 9,119,751,726.73
  5. Step 5: Solve for x
    x = 9,119,751,726.73/105,244.11
  6. Step 6: Final answer
    x = 86,653.32

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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.