Home / 141,068.84-194,674.41-76,538.07

Finding the Fourth Proportional to 141,068.84, 194,674.41 and 76,538.07

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Solution

The fourth proportional to 141,068.84, 194,674.41 and 76,538.07 is: 105,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,068.84 : 194,674.41 = 76,538.07 : x
  2. Step 2: Convert to fraction form
    141,068.84/194,674.41 = 76,538.07/x
  3. Step 3: Cross multiply
    141,068.84x = 194,674.41 × 76,538.07
  4. Step 4: Simplify right side
    141,068.84x = 14,900,003,619.79
  5. Step 5: Solve for x
    x = 14,900,003,619.79/141,068.84
  6. Step 6: Final answer
    x = 105,622.22

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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.