Home / 52,295.08-72,173.36-31,074.36

Finding the Fourth Proportional to 52,295.08, 72,173.36 and 31,074.36

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Solution

The fourth proportional to 52,295.08, 72,173.36 and 31,074.36 is: 42,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.08 : 72,173.36 = 31,074.36 : x
  2. Step 2: Convert to fraction form
    52,295.08/72,173.36 = 31,074.36/x
  3. Step 3: Cross multiply
    52,295.08x = 72,173.36 × 31,074.36
  4. Step 4: Simplify right side
    52,295.08x = 2,242,740,971.05
  5. Step 5: Solve for x
    x = 2,242,740,971.05/52,295.08
  6. Step 6: Final answer
    x = 42,886.27

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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.