Home / 186,297.21-257,090.13-101,414.25

Finding the Fourth Proportional to 186,297.21, 257,090.13 and 101,414.25

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Solution

The fourth proportional to 186,297.21, 257,090.13 and 101,414.25 is: 139,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,297.21 : 257,090.13 = 101,414.25 : x
  2. Step 2: Convert to fraction form
    186,297.21/257,090.13 = 101,414.25/x
  3. Step 3: Cross multiply
    186,297.21x = 257,090.13 × 101,414.25
  4. Step 4: Simplify right side
    186,297.21x = 26,072,602,716.35
  5. Step 5: Solve for x
    x = 26,072,602,716.35/186,297.21
  6. Step 6: Final answer
    x = 139,951.65

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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.