Home / 186,324.41-257,114.71-105,753.58

Finding the Fourth Proportional to 186,324.41, 257,114.71 and 105,753.58

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Solution

The fourth proportional to 186,324.41, 257,114.71 and 105,753.58 is: 145,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,324.41 : 257,114.71 = 105,753.58 : x
  2. Step 2: Convert to fraction form
    186,324.41/257,114.71 = 105,753.58/x
  3. Step 3: Cross multiply
    186,324.41x = 257,114.71 × 105,753.58
  4. Step 4: Simplify right side
    186,324.41x = 27,190,801,053.16
  5. Step 5: Solve for x
    x = 27,190,801,053.16/186,324.41
  6. Step 6: Final answer
    x = 145,932.58

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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.