Home / 116,559.67-174,175.97-87,518.97

Finding the Fourth Proportional to 116,559.67, 174,175.97 and 87,518.97

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Solution

The fourth proportional to 116,559.67, 174,175.97 and 87,518.97 is: 130,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,559.67 : 174,175.97 = 87,518.97 : x
  2. Step 2: Convert to fraction form
    116,559.67/174,175.97 = 87,518.97/x
  3. Step 3: Cross multiply
    116,559.67x = 174,175.97 × 87,518.97
  4. Step 4: Simplify right side
    116,559.67x = 15,243,701,493.15
  5. Step 5: Solve for x
    x = 15,243,701,493.15/116,559.67
  6. Step 6: Final answer
    x = 130,780.24

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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.