Home / 53,647.68-74,032.88-29,775.36

Finding the Fourth Proportional to 53,647.68, 74,032.88 and 29,775.36

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Solution

The fourth proportional to 53,647.68, 74,032.88 and 29,775.36 is: 41,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.68 : 74,032.88 = 29,775.36 : x
  2. Step 2: Convert to fraction form
    53,647.68/74,032.88 = 29,775.36/x
  3. Step 3: Cross multiply
    53,647.68x = 74,032.88 × 29,775.36
  4. Step 4: Simplify right side
    53,647.68x = 2,204,355,504.96
  5. Step 5: Solve for x
    x = 2,204,355,504.96/53,647.68
  6. Step 6: Final answer
    x = 41,089.48

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1.5x scale

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.