Home / 184,901.87-255,164.67-100,018.94

Finding the Fourth Proportional to 184,901.87, 255,164.67 and 100,018.94

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Solution

The fourth proportional to 184,901.87, 255,164.67 and 100,018.94 is: 138,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,901.87 : 255,164.67 = 100,018.94 : x
  2. Step 2: Convert to fraction form
    184,901.87/255,164.67 = 100,018.94/x
  3. Step 3: Cross multiply
    184,901.87x = 255,164.67 × 100,018.94
  4. Step 4: Simplify right side
    184,901.87x = 25,521,298,543.03
  5. Step 5: Solve for x
    x = 25,521,298,543.03/184,901.87
  6. Step 6: Final answer
    x = 138,026.18

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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.