Home / 186,768.36-257,739.80-101,884.82

Finding the Fourth Proportional to 186,768.36, 257,739.80 and 101,884.82

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Solution

The fourth proportional to 186,768.36, 257,739.80 and 101,884.82 is: 140,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,768.36 : 257,739.80 = 101,884.82 : x
  2. Step 2: Convert to fraction form
    186,768.36/257,739.80 = 101,884.82/x
  3. Step 3: Cross multiply
    186,768.36x = 257,739.80 × 101,884.82
  4. Step 4: Simplify right side
    186,768.36x = 26,259,773,129.84
  5. Step 5: Solve for x
    x = 26,259,773,129.84/186,768.36
  6. Step 6: Final answer
    x = 140,600.76

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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.