Home / 110,376.23-152,319.49-62,629.45

Finding the Fourth Proportional to 110,376.23, 152,319.49 and 62,629.45

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Solution

The fourth proportional to 110,376.23, 152,319.49 and 62,629.45 is: 86,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,376.23 : 152,319.49 = 62,629.45 : x
  2. Step 2: Convert to fraction form
    110,376.23/152,319.49 = 62,629.45/x
  3. Step 3: Cross multiply
    110,376.23x = 152,319.49 × 62,629.45
  4. Step 4: Simplify right side
    110,376.23x = 9,539,685,345.61
  5. Step 5: Solve for x
    x = 9,539,685,345.61/110,376.23
  6. Step 6: Final answer
    x = 86,428.81

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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.