Home / 162,263.07-223,927.61-90,650.97

Finding the Fourth Proportional to 162,263.07, 223,927.61 and 90,650.97

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Solution

The fourth proportional to 162,263.07, 223,927.61 and 90,650.97 is: 125,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,263.07 : 223,927.61 = 90,650.97 : x
  2. Step 2: Convert to fraction form
    162,263.07/223,927.61 = 90,650.97/x
  3. Step 3: Cross multiply
    162,263.07x = 223,927.61 × 90,650.97
  4. Step 4: Simplify right side
    162,263.07x = 20,299,254,603.03
  5. Step 5: Solve for x
    x = 20,299,254,603.03/162,263.07
  6. Step 6: Final answer
    x = 125,100.89

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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.