Home / 53,537.47-73,878.60-29,662.72

Finding the Fourth Proportional to 53,537.47, 73,878.60 and 29,662.72

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Solution

The fourth proportional to 53,537.47, 73,878.60 and 29,662.72 is: 40,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,537.47 : 73,878.60 = 29,662.72 : x
  2. Step 2: Convert to fraction form
    53,537.47/73,878.60 = 29,662.72/x
  3. Step 3: Cross multiply
    53,537.47x = 73,878.60 × 29,662.72
  4. Step 4: Simplify right side
    53,537.47x = 2,191,440,225.79
  5. Step 5: Solve for x
    x = 2,191,440,225.79/53,537.47
  6. Step 6: Final answer
    x = 40,932.83

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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.