Home / 123,519.03-185,262.14-34,779.45

Finding the Fourth Proportional to 123,519.03, 185,262.14 and 34,779.45

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Solution

The fourth proportional to 123,519.03, 185,262.14 and 34,779.45 is: 52,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,519.03 : 185,262.14 = 34,779.45 : x
  2. Step 2: Convert to fraction form
    123,519.03/185,262.14 = 34,779.45/x
  3. Step 3: Cross multiply
    123,519.03x = 185,262.14 × 34,779.45
  4. Step 4: Simplify right side
    123,519.03x = 6,443,315,400.02
  5. Step 5: Solve for x
    x = 6,443,315,400.02/123,519.03
  6. Step 6: Final answer
    x = 52,164.56

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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.