Home / 40,631.78-56,085.99-27,927.11

Finding the Fourth Proportional to 40,631.78, 56,085.99 and 27,927.11

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Solution

The fourth proportional to 40,631.78, 56,085.99 and 27,927.11 is: 38,549.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,631.78 : 56,085.99 = 27,927.11 : x
  2. Step 2: Convert to fraction form
    40,631.78/56,085.99 = 27,927.11/x
  3. Step 3: Cross multiply
    40,631.78x = 56,085.99 × 27,927.11
  4. Step 4: Simplify right side
    40,631.78x = 1,566,319,647.68
  5. Step 5: Solve for x
    x = 1,566,319,647.68/40,631.78
  6. Step 6: Final answer
    x = 38,549.12

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Similar ratio
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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.