Home / 155,437.20-233,040.60-105,392.40

Finding the Fourth Proportional to 155,437.20, 233,040.60 and 105,392.40

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Solution

The fourth proportional to 155,437.20, 233,040.60 and 105,392.40 is: 158,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,437.20 : 233,040.60 = 105,392.40 : x
  2. Step 2: Convert to fraction form
    155,437.20/233,040.60 = 105,392.40/x
  3. Step 3: Cross multiply
    155,437.20x = 233,040.60 × 105,392.40
  4. Step 4: Simplify right side
    155,437.20x = 24,560,708,131.44
  5. Step 5: Solve for x
    x = 24,560,708,131.44/155,437.20
  6. Step 6: Final answer
    x = 158,010.49

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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.