Home / 50,101.12-69,139.64-27,130.88

Finding the Fourth Proportional to 50,101.12, 69,139.64 and 27,130.88

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Solution

The fourth proportional to 50,101.12, 69,139.64 and 27,130.88 is: 37,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,101.12 : 69,139.64 = 27,130.88 : x
  2. Step 2: Convert to fraction form
    50,101.12/69,139.64 = 27,130.88/x
  3. Step 3: Cross multiply
    50,101.12x = 69,139.64 × 27,130.88
  4. Step 4: Simplify right side
    50,101.12x = 1,875,819,276.08
  5. Step 5: Solve for x
    x = 1,875,819,276.08/50,101.12
  6. Step 6: Final answer
    x = 37,440.67

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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.