Home / 34,947.16-52,423.98-9,988.36

Finding the Fourth Proportional to 34,947.16, 52,423.98 and 9,988.36

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Solution

The fourth proportional to 34,947.16, 52,423.98 and 9,988.36 is: 14,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,947.16 : 52,423.98 = 9,988.36 : x
  2. Step 2: Convert to fraction form
    34,947.16/52,423.98 = 9,988.36/x
  3. Step 3: Cross multiply
    34,947.16x = 52,423.98 × 9,988.36
  4. Step 4: Simplify right side
    34,947.16x = 523,629,584.87
  5. Step 5: Solve for x
    x = 523,629,584.87/34,947.16
  6. Step 6: Final answer
    x = 14,983.47

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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.