Home / 141,000.30-194,592.96-77,350.50

Finding the Fourth Proportional to 141,000.30, 194,592.96 and 77,350.50

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Solution

The fourth proportional to 141,000.30, 194,592.96 and 77,350.50 is: 106,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,000.30 : 194,592.96 = 77,350.50 : x
  2. Step 2: Convert to fraction form
    141,000.30/194,592.96 = 77,350.50/x
  3. Step 3: Cross multiply
    141,000.30x = 194,592.96 × 77,350.50
  4. Step 4: Simplify right side
    141,000.30x = 15,051,862,752.48
  5. Step 5: Solve for x
    x = 15,051,862,752.48/141,000.30
  6. Step 6: Final answer
    x = 106,750.57

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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.