Home / 184,811.47-277,247.10-72,430.74

Finding the Fourth Proportional to 184,811.47, 277,247.10 and 72,430.74

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Solution

The fourth proportional to 184,811.47, 277,247.10 and 72,430.74 is: 108,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,811.47 : 277,247.10 = 72,430.74 : x
  2. Step 2: Convert to fraction form
    184,811.47/277,247.10 = 72,430.74/x
  3. Step 3: Cross multiply
    184,811.47x = 277,247.10 × 72,430.74
  4. Step 4: Simplify right side
    184,811.47x = 20,081,212,887.47
  5. Step 5: Solve for x
    x = 20,081,212,887.47/184,811.47
  6. Step 6: Final answer
    x = 108,657.83

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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.