Home / 54,686.61-82,030.32-19,626.57

Finding the Fourth Proportional to 54,686.61, 82,030.32 and 19,626.57

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Solution

The fourth proportional to 54,686.61, 82,030.32 and 19,626.57 is: 29,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,686.61 : 82,030.32 = 19,626.57 : x
  2. Step 2: Convert to fraction form
    54,686.61/82,030.32 = 19,626.57/x
  3. Step 3: Cross multiply
    54,686.61x = 82,030.32 × 19,626.57
  4. Step 4: Simplify right side
    54,686.61x = 1,609,973,817.60
  5. Step 5: Solve for x
    x = 1,609,973,817.60/54,686.61
  6. Step 6: Final answer
    x = 29,440.00

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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.