Home / 71,326.36-98,532.90-56,967.34

Finding the Fourth Proportional to 71,326.36, 98,532.90 and 56,967.34

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Solution

The fourth proportional to 71,326.36, 98,532.90 and 56,967.34 is: 78,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,326.36 : 98,532.90 = 56,967.34 : x
  2. Step 2: Convert to fraction form
    71,326.36/98,532.90 = 56,967.34/x
  3. Step 3: Cross multiply
    71,326.36x = 98,532.90 × 56,967.34
  4. Step 4: Simplify right side
    71,326.36x = 5,613,157,394.23
  5. Step 5: Solve for x
    x = 5,613,157,394.23/71,326.36
  6. Step 6: Final answer
    x = 78,696.81

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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.