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Finding the Fourth Proportional to 39,707.36, 59,561.04 and 17,804

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Solution

The fourth proportional to 39,707.36, 59,561.04 and 17,804 is: 26,706

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707.36 : 59,561.04 = 17,804 : x
  2. Step 2: Convert to fraction form
    39,707.36/59,561.04 = 17,804/x
  3. Step 3: Cross multiply
    39,707.36x = 59,561.04 × 17,804
  4. Step 4: Simplify right side
    39,707.36x = 1,060,424,756.16
  5. Step 5: Solve for x
    x = 1,060,424,756.16/39,707.36
  6. Step 6: Final answer
    x = 26,706

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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.