Home / 184,010.78-276,122.56-77,386.16

Finding the Fourth Proportional to 184,010.78, 276,122.56 and 77,386.16

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Solution

The fourth proportional to 184,010.78, 276,122.56 and 77,386.16 is: 116,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,010.78 : 276,122.56 = 77,386.16 : x
  2. Step 2: Convert to fraction form
    184,010.78/276,122.56 = 77,386.16/x
  3. Step 3: Cross multiply
    184,010.78x = 276,122.56 × 77,386.16
  4. Step 4: Simplify right side
    184,010.78x = 21,368,064,607.77
  5. Step 5: Solve for x
    x = 21,368,064,607.77/184,010.78
  6. Step 6: Final answer
    x = 116,123.98

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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.