Home / 63,405.39-87,495.93-35,109.25

Finding the Fourth Proportional to 63,405.39, 87,495.93 and 35,109.25

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Solution

The fourth proportional to 63,405.39, 87,495.93 and 35,109.25 is: 48,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,405.39 : 87,495.93 = 35,109.25 : x
  2. Step 2: Convert to fraction form
    63,405.39/87,495.93 = 35,109.25/x
  3. Step 3: Cross multiply
    63,405.39x = 87,495.93 × 35,109.25
  4. Step 4: Simplify right side
    63,405.39x = 3,071,916,480.35
  5. Step 5: Solve for x
    x = 3,071,916,480.35/63,405.39
  6. Step 6: Final answer
    x = 48,448.82

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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.