Home / 189,261.68-261,180.96-104,384.12

Finding the Fourth Proportional to 189,261.68, 261,180.96 and 104,384.12

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Solution

The fourth proportional to 189,261.68, 261,180.96 and 104,384.12 is: 144,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,261.68 : 261,180.96 = 104,384.12 : x
  2. Step 2: Convert to fraction form
    189,261.68/261,180.96 = 104,384.12/x
  3. Step 3: Cross multiply
    189,261.68x = 261,180.96 × 104,384.12
  4. Step 4: Simplify right side
    189,261.68x = 27,263,144,670.36
  5. Step 5: Solve for x
    x = 27,263,144,670.36/189,261.68
  6. Step 6: Final answer
    x = 144,050.00

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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.