Home / 53,670.66-74,065.23-29,472.09

Finding the Fourth Proportional to 53,670.66, 74,065.23 and 29,472.09

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Solution

The fourth proportional to 53,670.66, 74,065.23 and 29,472.09 is: 40,671.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,670.66 : 74,065.23 = 29,472.09 : x
  2. Step 2: Convert to fraction form
    53,670.66/74,065.23 = 29,472.09/x
  3. Step 3: Cross multiply
    53,670.66x = 74,065.23 × 29,472.09
  4. Step 4: Simplify right side
    53,670.66x = 2,182,857,124.43
  5. Step 5: Solve for x
    x = 2,182,857,124.43/53,670.66
  6. Step 6: Final answer
    x = 40,671.33

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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.