Home / 130,627.38-196,028.28-47,521.38

Finding the Fourth Proportional to 130,627.38, 196,028.28 and 47,521.38

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Solution

The fourth proportional to 130,627.38, 196,028.28 and 47,521.38 is: 71,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,627.38 : 196,028.28 = 47,521.38 : x
  2. Step 2: Convert to fraction form
    130,627.38/196,028.28 = 47,521.38/x
  3. Step 3: Cross multiply
    130,627.38x = 196,028.28 × 47,521.38
  4. Step 4: Simplify right side
    130,627.38x = 9,315,534,384.63
  5. Step 5: Solve for x
    x = 9,315,534,384.63/130,627.38
  6. Step 6: Final answer
    x = 71,313.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.