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Finding the Fourth Proportional to 33,335, 46,007.88 and 19,185.20

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Solution

The fourth proportional to 33,335, 46,007.88 and 19,185.20 is: 26,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,335 : 46,007.88 = 19,185.20 : x
  2. Step 2: Convert to fraction form
    33,335/46,007.88 = 19,185.20/x
  3. Step 3: Cross multiply
    33,335x = 46,007.88 × 19,185.20
  4. Step 4: Simplify right side
    33,335x = 882,670,379.38
  5. Step 5: Solve for x
    x = 882,670,379.38/33,335
  6. Step 6: Final answer
    x = 26,478.79

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Double scale
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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.