Home / 40,535.36-60,812.40-12,833.36

Finding the Fourth Proportional to 40,535.36, 60,812.40 and 12,833.36

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Solution

The fourth proportional to 40,535.36, 60,812.40 and 12,833.36 is: 19,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,535.36 : 60,812.40 = 12,833.36 : x
  2. Step 2: Convert to fraction form
    40,535.36/60,812.40 = 12,833.36/x
  3. Step 3: Cross multiply
    40,535.36x = 60,812.40 × 12,833.36
  4. Step 4: Simplify right side
    40,535.36x = 780,427,421.66
  5. Step 5: Solve for x
    x = 780,427,421.66/40,535.36
  6. Step 6: Final answer
    x = 19,253.00

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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.