Home / 184,193.28-254,221.53-115,314.77

Finding the Fourth Proportional to 184,193.28, 254,221.53 and 115,314.77

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Solution

The fourth proportional to 184,193.28, 254,221.53 and 115,314.77 is: 159,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,193.28 : 254,221.53 = 115,314.77 : x
  2. Step 2: Convert to fraction form
    184,193.28/254,221.53 = 115,314.77/x
  3. Step 3: Cross multiply
    184,193.28x = 254,221.53 × 115,314.77
  4. Step 4: Simplify right side
    184,193.28x = 29,315,495,989.89
  5. Step 5: Solve for x
    x = 29,315,495,989.89/184,193.28
  6. Step 6: Final answer
    x = 159,156.16

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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.