Home / 42,647.04-63,970.56-41,480.64

Finding the Fourth Proportional to 42,647.04, 63,970.56 and 41,480.64

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Solution

The fourth proportional to 42,647.04, 63,970.56 and 41,480.64 is: 62,220.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,647.04 : 63,970.56 = 41,480.64 : x
  2. Step 2: Convert to fraction form
    42,647.04/63,970.56 = 41,480.64/x
  3. Step 3: Cross multiply
    42,647.04x = 63,970.56 × 41,480.64
  4. Step 4: Simplify right side
    42,647.04x = 2,653,539,769.96
  5. Step 5: Solve for x
    x = 2,653,539,769.96/42,647.04
  6. Step 6: Final answer
    x = 62,220.96

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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.