Home / 48,541.73-66,971.91-29,415.45

Finding the Fourth Proportional to 48,541.73, 66,971.91 and 29,415.45

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Solution

The fourth proportional to 48,541.73, 66,971.91 and 29,415.45 is: 40,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,541.73 : 66,971.91 = 29,415.45 : x
  2. Step 2: Convert to fraction form
    48,541.73/66,971.91 = 29,415.45/x
  3. Step 3: Cross multiply
    48,541.73x = 66,971.91 × 29,415.45
  4. Step 4: Simplify right side
    48,541.73x = 1,970,009,231.46
  5. Step 5: Solve for x
    x = 1,970,009,231.46/48,541.73
  6. Step 6: Final answer
    x = 40,583.83

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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.