Home / 263,764.46-363,973.40-154,857.32

Finding the Fourth Proportional to 263,764.46, 363,973.40 and 154,857.32

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Solution

The fourth proportional to 263,764.46, 363,973.40 and 154,857.32 is: 213,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,764.46 : 363,973.40 = 154,857.32 : x
  2. Step 2: Convert to fraction form
    263,764.46/363,973.40 = 154,857.32/x
  3. Step 3: Cross multiply
    263,764.46x = 363,973.40 × 154,857.32
  4. Step 4: Simplify right side
    263,764.46x = 56,363,945,275.29
  5. Step 5: Solve for x
    x = 56,363,945,275.29/263,764.46
  6. Step 6: Final answer
    x = 213,690.45

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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.