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Finding the Fourth Proportional to 184,838.63, 255,077.40 and 99,955.69

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Solution

The fourth proportional to 184,838.63, 255,077.40 and 99,955.69 is: 137,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,838.63 : 255,077.40 = 99,955.69 : x
  2. Step 2: Convert to fraction form
    184,838.63/255,077.40 = 99,955.69/x
  3. Step 3: Cross multiply
    184,838.63x = 255,077.40 × 99,955.69
  4. Step 4: Simplify right side
    184,838.63x = 25,496,436,245.02
  5. Step 5: Solve for x
    x = 25,496,436,245.02/184,838.63
  6. Step 6: Final answer
    x = 137,938.89

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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.