Home / 175,065.20-262,597.80-162,623.60

Finding the Fourth Proportional to 175,065.20, 262,597.80 and 162,623.60

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Solution

The fourth proportional to 175,065.20, 262,597.80 and 162,623.60 is: 243,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,065.20 : 262,597.80 = 162,623.60 : x
  2. Step 2: Convert to fraction form
    175,065.20/262,597.80 = 162,623.60/x
  3. Step 3: Cross multiply
    175,065.20x = 262,597.80 × 162,623.60
  4. Step 4: Simplify right side
    175,065.20x = 42,704,599,588.08
  5. Step 5: Solve for x
    x = 42,704,599,588.08/175,065.20
  6. Step 6: Final answer
    x = 243,935.40

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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.