Home / 144,367.50-216,547.61-39,183.74

Finding the Fourth Proportional to 144,367.50, 216,547.61 and 39,183.74

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Solution

The fourth proportional to 144,367.50, 216,547.61 and 39,183.74 is: 58,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,367.50 : 216,547.61 = 39,183.74 : x
  2. Step 2: Convert to fraction form
    144,367.50/216,547.61 = 39,183.74/x
  3. Step 3: Cross multiply
    144,367.50x = 216,547.61 × 39,183.74
  4. Step 4: Simplify right side
    144,367.50x = 8,485,143,969.20
  5. Step 5: Solve for x
    x = 8,485,143,969.20/144,367.50
  6. Step 6: Final answer
    x = 58,774.61

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Double scale
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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.