Home / 96,510.12-133,189.44-54,082.32

Finding the Fourth Proportional to 96,510.12, 133,189.44 and 54,082.32

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Solution

The fourth proportional to 96,510.12, 133,189.44 and 54,082.32 is: 74,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,510.12 : 133,189.44 = 54,082.32 : x
  2. Step 2: Convert to fraction form
    96,510.12/133,189.44 = 54,082.32/x
  3. Step 3: Cross multiply
    96,510.12x = 133,189.44 × 54,082.32
  4. Step 4: Simplify right side
    96,510.12x = 7,203,193,914.70
  5. Step 5: Solve for x
    x = 7,203,193,914.70/96,510.12
  6. Step 6: Final answer
    x = 74,636.67

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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.