Home / 96,576.54-133,220.64-77,477.67

Finding the Fourth Proportional to 96,576.54, 133,220.64 and 77,477.67

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Solution

The fourth proportional to 96,576.54, 133,220.64 and 77,477.67 is: 106,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,576.54 : 133,220.64 = 77,477.67 : x
  2. Step 2: Convert to fraction form
    96,576.54/133,220.64 = 77,477.67/x
  3. Step 3: Cross multiply
    96,576.54x = 133,220.64 × 77,477.67
  4. Step 4: Simplify right side
    96,576.54x = 10,321,624,783.11
  5. Step 5: Solve for x
    x = 10,321,624,783.11/96,576.54
  6. Step 6: Final answer
    x = 106,875.07

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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.