Home / 96,556.36-144,173.99-86,496.16

Finding the Fourth Proportional to 96,556.36, 144,173.99 and 86,496.16

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Solution

The fourth proportional to 96,556.36, 144,173.99 and 86,496.16 is: 129,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,556.36 : 144,173.99 = 86,496.16 : x
  2. Step 2: Convert to fraction form
    96,556.36/144,173.99 = 86,496.16/x
  3. Step 3: Cross multiply
    96,556.36x = 144,173.99 × 86,496.16
  4. Step 4: Simplify right side
    96,556.36x = 12,470,496,506.88
  5. Step 5: Solve for x
    x = 12,470,496,506.88/96,556.36
  6. Step 6: Final answer
    x = 129,152.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.