Home / 186,896.80-257,915.28-106,324.15

Finding the Fourth Proportional to 186,896.80, 257,915.28 and 106,324.15

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Solution

The fourth proportional to 186,896.80, 257,915.28 and 106,324.15 is: 146,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,896.80 : 257,915.28 = 106,324.15 : x
  2. Step 2: Convert to fraction form
    186,896.80/257,915.28 = 106,324.15/x
  3. Step 3: Cross multiply
    186,896.80x = 257,915.28 × 106,324.15
  4. Step 4: Simplify right side
    186,896.80x = 27,422,622,557.46
  5. Step 5: Solve for x
    x = 27,422,622,557.46/186,896.80
  6. Step 6: Final answer
    x = 146,726.01

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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.