Home / 35,880.04-53,826.78-12,505.96

Finding the Fourth Proportional to 35,880.04, 53,826.78 and 12,505.96

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Solution

The fourth proportional to 35,880.04, 53,826.78 and 12,505.96 is: 18,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.04 : 53,826.78 = 12,505.96 : x
  2. Step 2: Convert to fraction form
    35,880.04/53,826.78 = 12,505.96/x
  3. Step 3: Cross multiply
    35,880.04x = 53,826.78 × 12,505.96
  4. Step 4: Simplify right side
    35,880.04x = 673,155,557.61
  5. Step 5: Solve for x
    x = 673,155,557.61/35,880.04
  6. Step 6: Final answer
    x = 18,761.28

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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.