Home / 53,541.12-73,886.88-29,667.60

Finding the Fourth Proportional to 53,541.12, 73,886.88 and 29,667.60

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Solution

The fourth proportional to 53,541.12, 73,886.88 and 29,667.60 is: 40,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,541.12 : 73,886.88 = 29,667.60 : x
  2. Step 2: Convert to fraction form
    53,541.12/73,886.88 = 29,667.60/x
  3. Step 3: Cross multiply
    53,541.12x = 73,886.88 × 29,667.60
  4. Step 4: Simplify right side
    53,541.12x = 2,192,046,401.09
  5. Step 5: Solve for x
    x = 2,192,046,401.09/53,541.12
  6. Step 6: Final answer
    x = 40,941.36

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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.