Home / 161,803.67-242,814.84-56,623.55

Finding the Fourth Proportional to 161,803.67, 242,814.84 and 56,623.55

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Solution

The fourth proportional to 161,803.67, 242,814.84 and 56,623.55 is: 84,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803.67 : 242,814.84 = 56,623.55 : x
  2. Step 2: Convert to fraction form
    161,803.67/242,814.84 = 56,623.55/x
  3. Step 3: Cross multiply
    161,803.67x = 242,814.84 × 56,623.55
  4. Step 4: Simplify right side
    161,803.67x = 13,749,037,019.41
  5. Step 5: Solve for x
    x = 13,749,037,019.41/161,803.67
  6. Step 6: Final answer
    x = 84,973.58

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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.