Home / 162,278.96-223,928.64-93,366.56

Finding the Fourth Proportional to 162,278.96, 223,928.64 and 93,366.56

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Solution

The fourth proportional to 162,278.96, 223,928.64 and 93,366.56 is: 128,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,278.96 : 223,928.64 = 93,366.56 : x
  2. Step 2: Convert to fraction form
    162,278.96/223,928.64 = 93,366.56/x
  3. Step 3: Cross multiply
    162,278.96x = 223,928.64 × 93,366.56
  4. Step 4: Simplify right side
    162,278.96x = 20,907,446,802.28
  5. Step 5: Solve for x
    x = 20,907,446,802.28/162,278.96
  6. Step 6: Final answer
    x = 128,836.46

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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.