Home / 162,965.24-224,892.53-90,373.23

Finding the Fourth Proportional to 162,965.24, 224,892.53 and 90,373.23

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Solution

The fourth proportional to 162,965.24, 224,892.53 and 90,373.23 is: 124,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,965.24 : 224,892.53 = 90,373.23 : x
  2. Step 2: Convert to fraction form
    162,965.24/224,892.53 = 90,373.23/x
  3. Step 3: Cross multiply
    162,965.24x = 224,892.53 × 90,373.23
  4. Step 4: Simplify right side
    162,965.24x = 20,324,263,887.11
  5. Step 5: Solve for x
    x = 20,324,263,887.11/162,965.24
  6. Step 6: Final answer
    x = 124,715.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.