Home / 52,627.50-72,684.81-40,833.90

Finding the Fourth Proportional to 52,627.50, 72,684.81 and 40,833.90

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Solution

The fourth proportional to 52,627.50, 72,684.81 and 40,833.90 is: 56,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,627.50 : 72,684.81 = 40,833.90 : x
  2. Step 2: Convert to fraction form
    52,627.50/72,684.81 = 40,833.90/x
  3. Step 3: Cross multiply
    52,627.50x = 72,684.81 × 40,833.90
  4. Step 4: Simplify right side
    52,627.50x = 2,968,004,263.06
  5. Step 5: Solve for x
    x = 2,968,004,263.06/52,627.50
  6. Step 6: Final answer
    x = 56,396.45

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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.