Home / 65,417.43-90,252.45-37,106.73

Finding the Fourth Proportional to 65,417.43, 90,252.45 and 37,106.73

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Solution

The fourth proportional to 65,417.43, 90,252.45 and 37,106.73 is: 51,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,417.43 : 90,252.45 = 37,106.73 : x
  2. Step 2: Convert to fraction form
    65,417.43/90,252.45 = 37,106.73/x
  3. Step 3: Cross multiply
    65,417.43x = 90,252.45 × 37,106.73
  4. Step 4: Simplify right side
    65,417.43x = 3,348,973,293.99
  5. Step 5: Solve for x
    x = 3,348,973,293.99/65,417.43
  6. Step 6: Final answer
    x = 51,193.90

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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.