Home / 71,020.27-106,526.23-26,643.31

Finding the Fourth Proportional to 71,020.27, 106,526.23 and 26,643.31

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Solution

The fourth proportional to 71,020.27, 106,526.23 and 26,643.31 is: 39,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,020.27 : 106,526.23 = 26,643.31 : x
  2. Step 2: Convert to fraction form
    71,020.27/106,526.23 = 26,643.31/x
  3. Step 3: Cross multiply
    71,020.27x = 106,526.23 × 26,643.31
  4. Step 4: Simplify right side
    71,020.27x = 2,838,210,836.39
  5. Step 5: Solve for x
    x = 2,838,210,836.39/71,020.27
  6. Step 6: Final answer
    x = 39,963.39

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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.