Home / 66,323.28-99,503.10-19,576.14

Finding the Fourth Proportional to 66,323.28, 99,503.10 and 19,576.14

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Solution

The fourth proportional to 66,323.28, 99,503.10 and 19,576.14 is: 29,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,323.28 : 99,503.10 = 19,576.14 : x
  2. Step 2: Convert to fraction form
    66,323.28/99,503.10 = 19,576.14/x
  3. Step 3: Cross multiply
    66,323.28x = 99,503.10 × 19,576.14
  4. Step 4: Simplify right side
    66,323.28x = 1,947,886,616.03
  5. Step 5: Solve for x
    x = 1,947,886,616.03/66,323.28
  6. Step 6: Final answer
    x = 29,369.58

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1.5x scale

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.