Home / 235,525.21-353,234.73-67,041.80

Finding the Fourth Proportional to 235,525.21, 353,234.73 and 67,041.80

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Solution

The fourth proportional to 235,525.21, 353,234.73 and 67,041.80 is: 100,547.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,525.21 : 353,234.73 = 67,041.80 : x
  2. Step 2: Convert to fraction form
    235,525.21/353,234.73 = 67,041.80/x
  3. Step 3: Cross multiply
    235,525.21x = 353,234.73 × 67,041.80
  4. Step 4: Simplify right side
    235,525.21x = 23,681,492,121.71
  5. Step 5: Solve for x
    x = 23,681,492,121.71/235,525.21
  6. Step 6: Final answer
    x = 100,547.59

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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.