Home / 69,037.16-103,687.02-42,924.38

Finding the Fourth Proportional to 69,037.16, 103,687.02 and 42,924.38

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Solution

The fourth proportional to 69,037.16, 103,687.02 and 42,924.38 is: 64,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,037.16 : 103,687.02 = 42,924.38 : x
  2. Step 2: Convert to fraction form
    69,037.16/103,687.02 = 42,924.38/x
  3. Step 3: Cross multiply
    69,037.16x = 103,687.02 × 42,924.38
  4. Step 4: Simplify right side
    69,037.16x = 4,450,701,047.55
  5. Step 5: Solve for x
    x = 4,450,701,047.55/69,037.16
  6. Step 6: Final answer
    x = 64,468.19

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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.