Home / 103,770.10-155,655.15-94,584.70

Finding the Fourth Proportional to 103,770.10, 155,655.15 and 94,584.70

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Solution

The fourth proportional to 103,770.10, 155,655.15 and 94,584.70 is: 141,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,770.10 : 155,655.15 = 94,584.70 : x
  2. Step 2: Convert to fraction form
    103,770.10/155,655.15 = 94,584.70/x
  3. Step 3: Cross multiply
    103,770.10x = 155,655.15 × 94,584.70
  4. Step 4: Simplify right side
    103,770.10x = 14,722,595,666.21
  5. Step 5: Solve for x
    x = 14,722,595,666.21/103,770.10
  6. Step 6: Final answer
    x = 141,877.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.