Home / 161,583.14-242,485.43-56,402.10

Finding the Fourth Proportional to 161,583.14, 242,485.43 and 56,402.10

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Solution

The fourth proportional to 161,583.14, 242,485.43 and 56,402.10 is: 84,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,583.14 : 242,485.43 = 56,402.10 : x
  2. Step 2: Convert to fraction form
    161,583.14/242,485.43 = 56,402.10/x
  3. Step 3: Cross multiply
    161,583.14x = 242,485.43 × 56,402.10
  4. Step 4: Simplify right side
    161,583.14x = 13,676,687,471.40
  5. Step 5: Solve for x
    x = 13,676,687,471.40/161,583.14
  6. Step 6: Final answer
    x = 84,641.80

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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.