Home / 141,188.06-194,840.89-77,527.23

Finding the Fourth Proportional to 141,188.06, 194,840.89 and 77,527.23

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Solution

The fourth proportional to 141,188.06, 194,840.89 and 77,527.23 is: 106,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,188.06 : 194,840.89 = 77,527.23 : x
  2. Step 2: Convert to fraction form
    141,188.06/194,840.89 = 77,527.23/x
  3. Step 3: Cross multiply
    141,188.06x = 194,840.89 × 77,527.23
  4. Step 4: Simplify right side
    141,188.06x = 15,105,474,004.05
  5. Step 5: Solve for x
    x = 15,105,474,004.05/141,188.06
  6. Step 6: Final answer
    x = 106,988.32

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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.