Home / 64,191.49-88,576.46-35,509.21

Finding the Fourth Proportional to 64,191.49, 88,576.46 and 35,509.21

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Solution

The fourth proportional to 64,191.49, 88,576.46 and 35,509.21 is: 48,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,191.49 : 88,576.46 = 35,509.21 : x
  2. Step 2: Convert to fraction form
    64,191.49/88,576.46 = 35,509.21/x
  3. Step 3: Cross multiply
    64,191.49x = 88,576.46 × 35,509.21
  4. Step 4: Simplify right side
    64,191.49x = 3,145,280,202.36
  5. Step 5: Solve for x
    x = 3,145,280,202.36/64,191.49
  6. Step 6: Final answer
    x = 48,998.40

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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.