Home / 161,655.23-242,483.30-56,474.20

Finding the Fourth Proportional to 161,655.23, 242,483.30 and 56,474.20

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Solution

The fourth proportional to 161,655.23, 242,483.30 and 56,474.20 is: 84,711.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,655.23 : 242,483.30 = 56,474.20 : x
  2. Step 2: Convert to fraction form
    161,655.23/242,483.30 = 56,474.20/x
  3. Step 3: Cross multiply
    161,655.23x = 242,483.30 × 56,474.20
  4. Step 4: Simplify right side
    161,655.23x = 13,694,050,380.86
  5. Step 5: Solve for x
    x = 13,694,050,380.86/161,655.23
  6. Step 6: Final answer
    x = 84,711.46

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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.