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Finding the Fourth Proportional to 184,497.60, 276,746.40 and 127,416.90

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Solution

The fourth proportional to 184,497.60, 276,746.40 and 127,416.90 is: 191,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,497.60 : 276,746.40 = 127,416.90 : x
  2. Step 2: Convert to fraction form
    184,497.60/276,746.40 = 127,416.90/x
  3. Step 3: Cross multiply
    184,497.60x = 276,746.40 × 127,416.90
  4. Step 4: Simplify right side
    184,497.60x = 35,262,168,374.16
  5. Step 5: Solve for x
    x = 35,262,168,374.16/184,497.60
  6. Step 6: Final answer
    x = 191,125.35

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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.