Home / 186,324.02-257,120.24-101,439.38

Finding the Fourth Proportional to 186,324.02, 257,120.24 and 101,439.38

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Solution

The fourth proportional to 186,324.02, 257,120.24 and 101,439.38 is: 139,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,324.02 : 257,120.24 = 101,439.38 : x
  2. Step 2: Convert to fraction form
    186,324.02/257,120.24 = 101,439.38/x
  3. Step 3: Cross multiply
    186,324.02x = 257,120.24 × 101,439.38
  4. Step 4: Simplify right side
    186,324.02x = 26,082,117,731.05
  5. Step 5: Solve for x
    x = 26,082,117,731.05/186,324.02
  6. Step 6: Final answer
    x = 139,982.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.