Home / 230,623.27-345,985.02-70,699.80

Finding the Fourth Proportional to 230,623.27, 345,985.02 and 70,699.80

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Solution

The fourth proportional to 230,623.27, 345,985.02 and 70,699.80 is: 106,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,623.27 : 345,985.02 = 70,699.80 : x
  2. Step 2: Convert to fraction form
    230,623.27/345,985.02 = 70,699.80/x
  3. Step 3: Cross multiply
    230,623.27x = 345,985.02 × 70,699.80
  4. Step 4: Simplify right side
    230,623.27x = 24,461,073,014.44
  5. Step 5: Solve for x
    x = 24,461,073,014.44/230,623.27
  6. Step 6: Final answer
    x = 106,065.07

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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.