Home / 186,642.22-257,555.14-106,058.56

Finding the Fourth Proportional to 186,642.22, 257,555.14 and 106,058.56

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Solution

The fourth proportional to 186,642.22, 257,555.14 and 106,058.56 is: 146,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,642.22 : 257,555.14 = 106,058.56 : x
  2. Step 2: Convert to fraction form
    186,642.22/257,555.14 = 106,058.56/x
  3. Step 3: Cross multiply
    186,642.22x = 257,555.14 × 106,058.56
  4. Step 4: Simplify right side
    186,642.22x = 27,315,927,269.00
  5. Step 5: Solve for x
    x = 27,315,927,269.00/186,642.22
  6. Step 6: Final answer
    x = 146,354.49

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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.