Home / 144,140.44-216,216.14-38,959.46

Finding the Fourth Proportional to 144,140.44, 216,216.14 and 38,959.46

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Solution

The fourth proportional to 144,140.44, 216,216.14 and 38,959.46 is: 58,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,140.44 : 216,216.14 = 38,959.46 : x
  2. Step 2: Convert to fraction form
    144,140.44/216,216.14 = 38,959.46/x
  3. Step 3: Cross multiply
    144,140.44x = 216,216.14 × 38,959.46
  4. Step 4: Simplify right side
    144,140.44x = 8,423,664,057.68
  5. Step 5: Solve for x
    x = 8,423,664,057.68/144,140.44
  6. Step 6: Final answer
    x = 58,440.67

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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.