Home / 168,981.96-233,064.90-117,977.88

Finding the Fourth Proportional to 168,981.96, 233,064.90 and 117,977.88

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Solution

The fourth proportional to 168,981.96, 233,064.90 and 117,977.88 is: 162,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,981.96 : 233,064.90 = 117,977.88 : x
  2. Step 2: Convert to fraction form
    168,981.96/233,064.90 = 117,977.88/x
  3. Step 3: Cross multiply
    168,981.96x = 233,064.90 × 117,977.88
  4. Step 4: Simplify right side
    168,981.96x = 27,496,502,804.41
  5. Step 5: Solve for x
    x = 27,496,502,804.41/168,981.96
  6. Step 6: Final answer
    x = 162,718.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.