Home / 306,024.48-422,316.08-170,071.14

Finding the Fourth Proportional to 306,024.48, 422,316.08 and 170,071.14

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Solution

The fourth proportional to 306,024.48, 422,316.08 and 170,071.14 is: 234,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,024.48 : 422,316.08 = 170,071.14 : x
  2. Step 2: Convert to fraction form
    306,024.48/422,316.08 = 170,071.14/x
  3. Step 3: Cross multiply
    306,024.48x = 422,316.08 × 170,071.14
  4. Step 4: Simplify right side
    306,024.48x = 71,823,778,537.03
  5. Step 5: Solve for x
    x = 71,823,778,537.03/306,024.48
  6. Step 6: Final answer
    x = 234,699.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.