Home / 45,803.32-68,714.76-14,212.70

Finding the Fourth Proportional to 45,803.32, 68,714.76 and 14,212.70

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Solution

The fourth proportional to 45,803.32, 68,714.76 and 14,212.70 is: 21,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,803.32 : 68,714.76 = 14,212.70 : x
  2. Step 2: Convert to fraction form
    45,803.32/68,714.76 = 14,212.70/x
  3. Step 3: Cross multiply
    45,803.32x = 68,714.76 × 14,212.70
  4. Step 4: Simplify right side
    45,803.32x = 976,622,269.45
  5. Step 5: Solve for x
    x = 976,622,269.45/45,803.32
  6. Step 6: Final answer
    x = 21,322.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.