Home / 124,900.74-187,424.40-46,069.92

Finding the Fourth Proportional to 124,900.74, 187,424.40 and 46,069.92

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Solution

The fourth proportional to 124,900.74, 187,424.40 and 46,069.92 is: 69,131.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,900.74 : 187,424.40 = 46,069.92 : x
  2. Step 2: Convert to fraction form
    124,900.74/187,424.40 = 46,069.92/x
  3. Step 3: Cross multiply
    124,900.74x = 187,424.40 × 46,069.92
  4. Step 4: Simplify right side
    124,900.74x = 8,634,627,114.05
  5. Step 5: Solve for x
    x = 8,634,627,114.05/124,900.74
  6. Step 6: Final answer
    x = 69,131.91

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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.