Home / 133,339.17-184,054.39-76,773.09

Finding the Fourth Proportional to 133,339.17, 184,054.39 and 76,773.09

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Solution

The fourth proportional to 133,339.17, 184,054.39 and 76,773.09 is: 105,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,339.17 : 184,054.39 = 76,773.09 : x
  2. Step 2: Convert to fraction form
    133,339.17/184,054.39 = 76,773.09/x
  3. Step 3: Cross multiply
    133,339.17x = 184,054.39 × 76,773.09
  4. Step 4: Simplify right side
    133,339.17x = 14,130,424,248.37
  5. Step 5: Solve for x
    x = 14,130,424,248.37/133,339.17
  6. Step 6: Final answer
    x = 105,973.54

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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.