Home / 144,501.12-216,471.24-106,481.40

Finding the Fourth Proportional to 144,501.12, 216,471.24 and 106,481.40

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Solution

The fourth proportional to 144,501.12, 216,471.24 and 106,481.40 is: 159,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,501.12 : 216,471.24 = 106,481.40 : x
  2. Step 2: Convert to fraction form
    144,501.12/216,471.24 = 106,481.40/x
  3. Step 3: Cross multiply
    144,501.12x = 216,471.24 × 106,481.40
  4. Step 4: Simplify right side
    144,501.12x = 23,050,160,694.94
  5. Step 5: Solve for x
    x = 23,050,160,694.94/144,501.12
  6. Step 6: Final answer
    x = 159,515.45

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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.