Home / 161,835.03-223,358.65-97,369.43

Finding the Fourth Proportional to 161,835.03, 223,358.65 and 97,369.43

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Solution

The fourth proportional to 161,835.03, 223,358.65 and 97,369.43 is: 134,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,835.03 : 223,358.65 = 97,369.43 : x
  2. Step 2: Convert to fraction form
    161,835.03/223,358.65 = 97,369.43/x
  3. Step 3: Cross multiply
    161,835.03x = 223,358.65 × 97,369.43
  4. Step 4: Simplify right side
    161,835.03x = 21,748,303,075.85
  5. Step 5: Solve for x
    x = 21,748,303,075.85/161,835.03
  6. Step 6: Final answer
    x = 134,385.63

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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.