Home / 53,538.12-73,882.74-29,664.60

Finding the Fourth Proportional to 53,538.12, 73,882.74 and 29,664.60

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Solution

The fourth proportional to 53,538.12, 73,882.74 and 29,664.60 is: 40,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,538.12 : 73,882.74 = 29,664.60 : x
  2. Step 2: Convert to fraction form
    53,538.12/73,882.74 = 29,664.60/x
  3. Step 3: Cross multiply
    53,538.12x = 73,882.74 × 29,664.60
  4. Step 4: Simplify right side
    53,538.12x = 2,191,701,929.00
  5. Step 5: Solve for x
    x = 2,191,701,929.00/53,538.12
  6. Step 6: Final answer
    x = 40,937.22

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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.