Home / 162,004.17-223,564.86-90,384.03

Finding the Fourth Proportional to 162,004.17, 223,564.86 and 90,384.03

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Solution

The fourth proportional to 162,004.17, 223,564.86 and 90,384.03 is: 124,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,004.17 : 223,564.86 = 90,384.03 : x
  2. Step 2: Convert to fraction form
    162,004.17/223,564.86 = 90,384.03/x
  3. Step 3: Cross multiply
    162,004.17x = 223,564.86 × 90,384.03
  4. Step 4: Simplify right side
    162,004.17x = 20,206,693,013.19
  5. Step 5: Solve for x
    x = 20,206,693,013.19/162,004.17
  6. Step 6: Final answer
    x = 124,729.46

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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.