Home / 123,525.41-185,288.11-30,030.35

Finding the Fourth Proportional to 123,525.41, 185,288.11 and 30,030.35

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Solution

The fourth proportional to 123,525.41, 185,288.11 and 30,030.35 is: 45,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,525.41 : 185,288.11 = 30,030.35 : x
  2. Step 2: Convert to fraction form
    123,525.41/185,288.11 = 30,030.35/x
  3. Step 3: Cross multiply
    123,525.41x = 185,288.11 × 30,030.35
  4. Step 4: Simplify right side
    123,525.41x = 5,564,265,792.62
  5. Step 5: Solve for x
    x = 5,564,265,792.62/123,525.41
  6. Step 6: Final answer
    x = 45,045.52

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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.