Home / 116,416.04-160,642.04-71,105.04

Finding the Fourth Proportional to 116,416.04, 160,642.04 and 71,105.04

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Solution

The fourth proportional to 116,416.04, 160,642.04 and 71,105.04 is: 98,117.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,416.04 : 160,642.04 = 71,105.04 : x
  2. Step 2: Convert to fraction form
    116,416.04/160,642.04 = 71,105.04/x
  3. Step 3: Cross multiply
    116,416.04x = 160,642.04 × 71,105.04
  4. Step 4: Simplify right side
    116,416.04x = 11,422,458,324.36
  5. Step 5: Solve for x
    x = 11,422,458,324.36/116,416.04
  6. Step 6: Final answer
    x = 98,117.57

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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.