Home / 133,747.59-184,524.40-76,345.51

Finding the Fourth Proportional to 133,747.59, 184,524.40 and 76,345.51

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Solution

The fourth proportional to 133,747.59, 184,524.40 and 76,345.51 is: 105,329.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,747.59 : 184,524.40 = 76,345.51 : x
  2. Step 2: Convert to fraction form
    133,747.59/184,524.40 = 76,345.51/x
  3. Step 3: Cross multiply
    133,747.59x = 184,524.40 × 76,345.51
  4. Step 4: Simplify right side
    133,747.59x = 14,087,609,425.44
  5. Step 5: Solve for x
    x = 14,087,609,425.44/133,747.59
  6. Step 6: Final answer
    x = 105,329.82

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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.