Home / 104,931.37-144,801.07-57,183.70

Finding the Fourth Proportional to 104,931.37, 144,801.07 and 57,183.70

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Solution

The fourth proportional to 104,931.37, 144,801.07 and 57,183.70 is: 78,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,931.37 : 144,801.07 = 57,183.70 : x
  2. Step 2: Convert to fraction form
    104,931.37/144,801.07 = 57,183.70/x
  3. Step 3: Cross multiply
    104,931.37x = 144,801.07 × 57,183.70
  4. Step 4: Simplify right side
    104,931.37x = 8,280,260,547.09
  5. Step 5: Solve for x
    x = 8,280,260,547.09/104,931.37
  6. Step 6: Final answer
    x = 78,911.20

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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.