Home / 43,681.95-60,258.74-28,389.96

Finding the Fourth Proportional to 43,681.95, 60,258.74 and 28,389.96

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Solution

The fourth proportional to 43,681.95, 60,258.74 and 28,389.96 is: 39,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,681.95 : 60,258.74 = 28,389.96 : x
  2. Step 2: Convert to fraction form
    43,681.95/60,258.74 = 28,389.96/x
  3. Step 3: Cross multiply
    43,681.95x = 60,258.74 × 28,389.96
  4. Step 4: Simplify right side
    43,681.95x = 1,710,743,076.30
  5. Step 5: Solve for x
    x = 1,710,743,076.30/43,681.95
  6. Step 6: Final answer
    x = 39,163.62

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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.