Home / 162,071.70-223,569.09-94,990.74

Finding the Fourth Proportional to 162,071.70, 223,569.09 and 94,990.74

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Solution

The fourth proportional to 162,071.70, 223,569.09 and 94,990.74 is: 131,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,071.70 : 223,569.09 = 94,990.74 : x
  2. Step 2: Convert to fraction form
    162,071.70/223,569.09 = 94,990.74/x
  3. Step 3: Cross multiply
    162,071.70x = 223,569.09 × 94,990.74
  4. Step 4: Simplify right side
    162,071.70x = 21,236,993,300.23
  5. Step 5: Solve for x
    x = 21,236,993,300.23/162,071.70
  6. Step 6: Final answer
    x = 131,034.56

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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.