Home / 161,955.93-242,705.53-76,475.58

Finding the Fourth Proportional to 161,955.93, 242,705.53 and 76,475.58

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Solution

The fourth proportional to 161,955.93, 242,705.53 and 76,475.58 is: 114,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,955.93 : 242,705.53 = 76,475.58 : x
  2. Step 2: Convert to fraction form
    161,955.93/242,705.53 = 76,475.58/x
  3. Step 3: Cross multiply
    161,955.93x = 242,705.53 × 76,475.58
  4. Step 4: Simplify right side
    161,955.93x = 18,561,046,175.96
  5. Step 5: Solve for x
    x = 18,561,046,175.96/161,955.93
  6. Step 6: Final answer
    x = 114,605.54

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1.5x scale

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.