Home / 155,512.10-233,268.15-105,745.70

Finding the Fourth Proportional to 155,512.10, 233,268.15 and 105,745.70

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Solution

The fourth proportional to 155,512.10, 233,268.15 and 105,745.70 is: 158,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,512.10 : 233,268.15 = 105,745.70 : x
  2. Step 2: Convert to fraction form
    155,512.10/233,268.15 = 105,745.70/x
  3. Step 3: Cross multiply
    155,512.10x = 233,268.15 × 105,745.70
  4. Step 4: Simplify right side
    155,512.10x = 24,667,103,809.46
  5. Step 5: Solve for x
    x = 24,667,103,809.46/155,512.10
  6. Step 6: Final answer
    x = 158,618.55

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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.