Home / 40,840.38-61,263.99-11,258.19

Finding the Fourth Proportional to 40,840.38, 61,263.99 and 11,258.19

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Solution

The fourth proportional to 40,840.38, 61,263.99 and 11,258.19 is: 16,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,840.38 : 61,263.99 = 11,258.19 : x
  2. Step 2: Convert to fraction form
    40,840.38/61,263.99 = 11,258.19/x
  3. Step 3: Cross multiply
    40,840.38x = 61,263.99 × 11,258.19
  4. Step 4: Simplify right side
    40,840.38x = 689,721,639.58
  5. Step 5: Solve for x
    x = 689,721,639.58/40,840.38
  6. Step 6: Final answer
    x = 16,888.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.