Home / 134,231.63-185,166.74-83,227.14

Finding the Fourth Proportional to 134,231.63, 185,166.74 and 83,227.14

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Solution

The fourth proportional to 134,231.63, 185,166.74 and 83,227.14 is: 114,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,231.63 : 185,166.74 = 83,227.14 : x
  2. Step 2: Convert to fraction form
    134,231.63/185,166.74 = 83,227.14/x
  3. Step 3: Cross multiply
    134,231.63x = 185,166.74 × 83,227.14
  4. Step 4: Simplify right side
    134,231.63x = 15,410,897,777.19
  5. Step 5: Solve for x
    x = 15,410,897,777.19/134,231.63
  6. Step 6: Final answer
    x = 114,808.25

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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.