Home / 53,764.81-74,196.30-29,566.78

Finding the Fourth Proportional to 53,764.81, 74,196.30 and 29,566.78

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Solution

The fourth proportional to 53,764.81, 74,196.30 and 29,566.78 is: 40,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,764.81 : 74,196.30 = 29,566.78 : x
  2. Step 2: Convert to fraction form
    53,764.81/74,196.30 = 29,566.78/x
  3. Step 3: Cross multiply
    53,764.81x = 74,196.30 × 29,566.78
  4. Step 4: Simplify right side
    53,764.81x = 2,193,745,678.91
  5. Step 5: Solve for x
    x = 2,193,745,678.91/53,764.81
  6. Step 6: Final answer
    x = 40,802.63

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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.