Home / 65,536.58-90,438.32-36,857.50

Finding the Fourth Proportional to 65,536.58, 90,438.32 and 36,857.50

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Solution

The fourth proportional to 65,536.58, 90,438.32 and 36,857.50 is: 50,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536.58 : 90,438.32 = 36,857.50 : x
  2. Step 2: Convert to fraction form
    65,536.58/90,438.32 = 36,857.50/x
  3. Step 3: Cross multiply
    65,536.58x = 90,438.32 × 36,857.50
  4. Step 4: Simplify right side
    65,536.58x = 3,333,330,245.45
  5. Step 5: Solve for x
    x = 3,333,330,245.45/65,536.58
  6. Step 6: Final answer
    x = 50,862.13

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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.