Home / 161,803.64-242,814.80-56,623.52

Finding the Fourth Proportional to 161,803.64, 242,814.80 and 56,623.52

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Solution

The fourth proportional to 161,803.64, 242,814.80 and 56,623.52 is: 84,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803.64 : 242,814.80 = 56,623.52 : x
  2. Step 2: Convert to fraction form
    161,803.64/242,814.80 = 56,623.52/x
  3. Step 3: Cross multiply
    161,803.64x = 242,814.80 × 56,623.52
  4. Step 4: Simplify right side
    161,803.64x = 13,749,028,684.10
  5. Step 5: Solve for x
    x = 13,749,028,684.10/161,803.64
  6. Step 6: Final answer
    x = 84,973.54

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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.