Home / 69,805.40-96,328.64-37,974.35

Finding the Fourth Proportional to 69,805.40, 96,328.64 and 37,974.35

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Solution

The fourth proportional to 69,805.40, 96,328.64 and 37,974.35 is: 52,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805.40 : 96,328.64 = 37,974.35 : x
  2. Step 2: Convert to fraction form
    69,805.40/96,328.64 = 37,974.35/x
  3. Step 3: Cross multiply
    69,805.40x = 96,328.64 × 37,974.35
  4. Step 4: Simplify right side
    69,805.40x = 3,658,017,826.14
  5. Step 5: Solve for x
    x = 3,658,017,826.14/69,805.40
  6. Step 6: Final answer
    x = 52,403.08

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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.