Home / 118,707.24-178,060.86-48,558

Finding the Fourth Proportional to 118,707.24, 178,060.86 and 48,558

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Solution

The fourth proportional to 118,707.24, 178,060.86 and 48,558 is: 72,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,707.24 : 178,060.86 = 48,558 : x
  2. Step 2: Convert to fraction form
    118,707.24/178,060.86 = 48,558/x
  3. Step 3: Cross multiply
    118,707.24x = 178,060.86 × 48,558
  4. Step 4: Simplify right side
    118,707.24x = 8,646,279,239.88
  5. Step 5: Solve for x
    x = 8,646,279,239.88/118,707.24
  6. Step 6: Final answer
    x = 72,837.00

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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.