Home / 119,226.03-164,530.76-65,509.89

Finding the Fourth Proportional to 119,226.03, 164,530.76 and 65,509.89

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Solution

The fourth proportional to 119,226.03, 164,530.76 and 65,509.89 is: 90,403.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,226.03 : 164,530.76 = 65,509.89 : x
  2. Step 2: Convert to fraction form
    119,226.03/164,530.76 = 65,509.89/x
  3. Step 3: Cross multiply
    119,226.03x = 164,530.76 × 65,509.89
  4. Step 4: Simplify right side
    119,226.03x = 10,778,391,661.67
  5. Step 5: Solve for x
    x = 10,778,391,661.67/119,226.03
  6. Step 6: Final answer
    x = 90,403.01

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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.