Home / 61,031.40-84,221.37-33,806.36

Finding the Fourth Proportional to 61,031.40, 84,221.37 and 33,806.36

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Solution

The fourth proportional to 61,031.40, 84,221.37 and 33,806.36 is: 46,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,031.40 : 84,221.37 = 33,806.36 : x
  2. Step 2: Convert to fraction form
    61,031.40/84,221.37 = 33,806.36/x
  3. Step 3: Cross multiply
    61,031.40x = 84,221.37 × 33,806.36
  4. Step 4: Simplify right side
    61,031.40x = 2,847,218,297.71
  5. Step 5: Solve for x
    x = 2,847,218,297.71/61,031.40
  6. Step 6: Final answer
    x = 46,651.70

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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.