Home / 64,514.06-89,028.09-36,219.74

Finding the Fourth Proportional to 64,514.06, 89,028.09 and 36,219.74

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Solution

The fourth proportional to 64,514.06, 89,028.09 and 36,219.74 is: 49,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,514.06 : 89,028.09 = 36,219.74 : x
  2. Step 2: Convert to fraction form
    64,514.06/89,028.09 = 36,219.74/x
  3. Step 3: Cross multiply
    64,514.06x = 89,028.09 × 36,219.74
  4. Step 4: Simplify right side
    64,514.06x = 3,224,574,272.50
  5. Step 5: Solve for x
    x = 3,224,574,272.50/64,514.06
  6. Step 6: Final answer
    x = 49,982.50

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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.