Home / 64,186.08-88,571.76-35,886.30

Finding the Fourth Proportional to 64,186.08, 88,571.76 and 35,886.30

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Solution

The fourth proportional to 64,186.08, 88,571.76 and 35,886.30 is: 49,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,186.08 : 88,571.76 = 35,886.30 : x
  2. Step 2: Convert to fraction form
    64,186.08/88,571.76 = 35,886.30/x
  3. Step 3: Cross multiply
    64,186.08x = 88,571.76 × 35,886.30
  4. Step 4: Simplify right side
    64,186.08x = 3,178,512,750.89
  5. Step 5: Solve for x
    x = 3,178,512,750.89/64,186.08
  6. Step 6: Final answer
    x = 49,520.28

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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.