Home / 186,918.53-257,944.23-106,344.32

Finding the Fourth Proportional to 186,918.53, 257,944.23 and 106,344.32

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Solution

The fourth proportional to 186,918.53, 257,944.23 and 106,344.32 is: 146,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,918.53 : 257,944.23 = 106,344.32 : x
  2. Step 2: Convert to fraction form
    186,918.53/257,944.23 = 106,344.32/x
  3. Step 3: Cross multiply
    186,918.53x = 257,944.23 × 106,344.32
  4. Step 4: Simplify right side
    186,918.53x = 27,430,902,447.55
  5. Step 5: Solve for x
    x = 27,430,902,447.55/186,918.53
  6. Step 6: Final answer
    x = 146,753.26

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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.