Home / 141,132.85-194,762.15-77,466.85

Finding the Fourth Proportional to 141,132.85, 194,762.15 and 77,466.85

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Solution

The fourth proportional to 141,132.85, 194,762.15 and 77,466.85 is: 106,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,132.85 : 194,762.15 = 77,466.85 : x
  2. Step 2: Convert to fraction form
    141,132.85/194,762.15 = 77,466.85/x
  3. Step 3: Cross multiply
    141,132.85x = 194,762.15 × 77,466.85
  4. Step 4: Simplify right side
    141,132.85x = 15,087,610,259.73
  5. Step 5: Solve for x
    x = 15,087,610,259.73/141,132.85
  6. Step 6: Final answer
    x = 106,903.60

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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.