Home / 184,339.76-254,253.05-139,019.65

Finding the Fourth Proportional to 184,339.76, 254,253.05 and 139,019.65

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Solution

The fourth proportional to 184,339.76, 254,253.05 and 139,019.65 is: 191,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,339.76 : 254,253.05 = 139,019.65 : x
  2. Step 2: Convert to fraction form
    184,339.76/254,253.05 = 139,019.65/x
  3. Step 3: Cross multiply
    184,339.76x = 254,253.05 × 139,019.65
  4. Step 4: Simplify right side
    184,339.76x = 35,346,170,687.80
  5. Step 5: Solve for x
    x = 35,346,170,687.80/184,339.76
  6. Step 6: Final answer
    x = 191,744.69

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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.