Home / 93,651.91-129,236.75-57,367.15

Finding the Fourth Proportional to 93,651.91, 129,236.75 and 57,367.15

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Solution

The fourth proportional to 93,651.91, 129,236.75 and 57,367.15 is: 79,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,651.91 : 129,236.75 = 57,367.15 : x
  2. Step 2: Convert to fraction form
    93,651.91/129,236.75 = 57,367.15/x
  3. Step 3: Cross multiply
    93,651.91x = 129,236.75 × 57,367.15
  4. Step 4: Simplify right side
    93,651.91x = 7,413,943,412.83
  5. Step 5: Solve for x
    x = 7,413,943,412.83/93,651.91
  6. Step 6: Final answer
    x = 79,164.89

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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.