Home / 43,157.36-64,668.89-16,488.80

Finding the Fourth Proportional to 43,157.36, 64,668.89 and 16,488.80

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Solution

The fourth proportional to 43,157.36, 64,668.89 and 16,488.80 is: 24,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,157.36 : 64,668.89 = 16,488.80 : x
  2. Step 2: Convert to fraction form
    43,157.36/64,668.89 = 16,488.80/x
  3. Step 3: Cross multiply
    43,157.36x = 64,668.89 × 16,488.80
  4. Step 4: Simplify right side
    43,157.36x = 1,066,312,307.44
  5. Step 5: Solve for x
    x = 1,066,312,307.44/43,157.36
  6. Step 6: Final answer
    x = 24,707.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.