Home / 164,581.74-227,122.65-89,130.24

Finding the Fourth Proportional to 164,581.74, 227,122.65 and 89,130.24

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Solution

The fourth proportional to 164,581.74, 227,122.65 and 89,130.24 is: 122,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,581.74 : 227,122.65 = 89,130.24 : x
  2. Step 2: Convert to fraction form
    164,581.74/227,122.65 = 89,130.24/x
  3. Step 3: Cross multiply
    164,581.74x = 227,122.65 × 89,130.24
  4. Step 4: Simplify right side
    164,581.74x = 20,243,496,303.94
  5. Step 5: Solve for x
    x = 20,243,496,303.94/164,581.74
  6. Step 6: Final answer
    x = 122,999.65

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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.