Home / 118,575.08-177,862.94-48,454.40

Finding the Fourth Proportional to 118,575.08, 177,862.94 and 48,454.40

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Solution

The fourth proportional to 118,575.08, 177,862.94 and 48,454.40 is: 72,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,575.08 : 177,862.94 = 48,454.40 : x
  2. Step 2: Convert to fraction form
    118,575.08/177,862.94 = 48,454.40/x
  3. Step 3: Cross multiply
    118,575.08x = 177,862.94 × 48,454.40
  4. Step 4: Simplify right side
    118,575.08x = 8,618,242,039.94
  5. Step 5: Solve for x
    x = 8,618,242,039.94/118,575.08
  6. Step 6: Final answer
    x = 72,681.73

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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.