Home / 51,587.69-71,233.07-42,029.12

Finding the Fourth Proportional to 51,587.69, 71,233.07 and 42,029.12

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Solution

The fourth proportional to 51,587.69, 71,233.07 and 42,029.12 is: 58,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,587.69 : 71,233.07 = 42,029.12 : x
  2. Step 2: Convert to fraction form
    51,587.69/71,233.07 = 42,029.12/x
  3. Step 3: Cross multiply
    51,587.69x = 71,233.07 × 42,029.12
  4. Step 4: Simplify right side
    51,587.69x = 2,993,863,214.94
  5. Step 5: Solve for x
    x = 2,993,863,214.94/51,587.69
  6. Step 6: Final answer
    x = 58,034.46

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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.