Home / 118,476.88-177,746.47-42,583.07

Finding the Fourth Proportional to 118,476.88, 177,746.47 and 42,583.07

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Solution

The fourth proportional to 118,476.88, 177,746.47 and 42,583.07 is: 63,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,476.88 : 177,746.47 = 42,583.07 : x
  2. Step 2: Convert to fraction form
    118,476.88/177,746.47 = 42,583.07/x
  3. Step 3: Cross multiply
    118,476.88x = 177,746.47 × 42,583.07
  4. Step 4: Simplify right side
    118,476.88x = 7,568,990,712.17
  5. Step 5: Solve for x
    x = 7,568,990,712.17/118,476.88
  6. Step 6: Final answer
    x = 63,885.81

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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.