Home / 141,030.84-194,622.58-77,368.62

Finding the Fourth Proportional to 141,030.84, 194,622.58 and 77,368.62

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Solution

The fourth proportional to 141,030.84, 194,622.58 and 77,368.62 is: 106,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,030.84 : 194,622.58 = 77,368.62 : x
  2. Step 2: Convert to fraction form
    141,030.84/194,622.58 = 77,368.62/x
  3. Step 3: Cross multiply
    141,030.84x = 194,622.58 × 77,368.62
  4. Step 4: Simplify right side
    141,030.84x = 15,057,680,435.44
  5. Step 5: Solve for x
    x = 15,057,680,435.44/141,030.84
  6. Step 6: Final answer
    x = 106,768.71

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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.