Home / 141,017.84-194,604.92-77,356.16

Finding the Fourth Proportional to 141,017.84, 194,604.92 and 77,356.16

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Solution

The fourth proportional to 141,017.84, 194,604.92 and 77,356.16 is: 106,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,017.84 : 194,604.92 = 77,356.16 : x
  2. Step 2: Convert to fraction form
    141,017.84/194,604.92 = 77,356.16/x
  3. Step 3: Cross multiply
    141,017.84x = 194,604.92 × 77,356.16
  4. Step 4: Simplify right side
    141,017.84x = 15,053,889,328.31
  5. Step 5: Solve for x
    x = 15,053,889,328.31/141,017.84
  6. Step 6: Final answer
    x = 106,751.67

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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.