Home / 176,019.20-263,260.80-157,433.60

Finding the Fourth Proportional to 176,019.20, 263,260.80 and 157,433.60

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Solution

The fourth proportional to 176,019.20, 263,260.80 and 157,433.60 is: 235,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,019.20 : 263,260.80 = 157,433.60 : x
  2. Step 2: Convert to fraction form
    176,019.20/263,260.80 = 157,433.60/x
  3. Step 3: Cross multiply
    176,019.20x = 263,260.80 × 157,433.60
  4. Step 4: Simplify right side
    176,019.20x = 41,446,095,482.88
  5. Step 5: Solve for x
    x = 41,446,095,482.88/176,019.20
  6. Step 6: Final answer
    x = 235,463.49

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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.