Home / 118,575.07-177,862.91-48,454.38

Finding the Fourth Proportional to 118,575.07, 177,862.91 and 48,454.38

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Solution

The fourth proportional to 118,575.07, 177,862.91 and 48,454.38 is: 72,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,575.07 : 177,862.91 = 48,454.38 : x
  2. Step 2: Convert to fraction form
    118,575.07/177,862.91 = 48,454.38/x
  3. Step 3: Cross multiply
    118,575.07x = 177,862.91 × 48,454.38
  4. Step 4: Simplify right side
    118,575.07x = 8,618,236,786.77
  5. Step 5: Solve for x
    x = 8,618,236,786.77/118,575.07
  6. Step 6: Final answer
    x = 72,681.69

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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.