Home / 162,344.03-223,889.69-101,920.30

Finding the Fourth Proportional to 162,344.03, 223,889.69 and 101,920.30

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Solution

The fourth proportional to 162,344.03, 223,889.69 and 101,920.30 is: 140,558.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,344.03 : 223,889.69 = 101,920.30 : x
  2. Step 2: Convert to fraction form
    162,344.03/223,889.69 = 101,920.30/x
  3. Step 3: Cross multiply
    162,344.03x = 223,889.69 × 101,920.30
  4. Step 4: Simplify right side
    162,344.03x = 22,818,904,066.78
  5. Step 5: Solve for x
    x = 22,818,904,066.78/162,344.03
  6. Step 6: Final answer
    x = 140,558.94

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1.5x scale

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.