Home / 186,918.33-257,943.98-106,344.12

Finding the Fourth Proportional to 186,918.33, 257,943.98 and 106,344.12

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Solution

The fourth proportional to 186,918.33, 257,943.98 and 106,344.12 is: 146,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,918.33 : 257,943.98 = 106,344.12 : x
  2. Step 2: Convert to fraction form
    186,918.33/257,943.98 = 106,344.12/x
  3. Step 3: Cross multiply
    186,918.33x = 257,943.98 × 106,344.12
  4. Step 4: Simplify right side
    186,918.33x = 27,430,825,030.68
  5. Step 5: Solve for x
    x = 27,430,825,030.68/186,918.33
  6. Step 6: Final answer
    x = 146,753.00

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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.