Home / 124,993.16-187,509.24-40,733.72

Finding the Fourth Proportional to 124,993.16, 187,509.24 and 40,733.72

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Solution

The fourth proportional to 124,993.16, 187,509.24 and 40,733.72 is: 61,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993.16 : 187,509.24 = 40,733.72 : x
  2. Step 2: Convert to fraction form
    124,993.16/187,509.24 = 40,733.72/x
  3. Step 3: Cross multiply
    124,993.16x = 187,509.24 × 40,733.72
  4. Step 4: Simplify right side
    124,993.16x = 7,637,948,879.57
  5. Step 5: Solve for x
    x = 7,637,948,879.57/124,993.16
  6. Step 6: Final answer
    x = 61,106.93

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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.