Home / 64,930.15-89,588.14-44,780.59

Finding the Fourth Proportional to 64,930.15, 89,588.14 and 44,780.59

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Solution

The fourth proportional to 64,930.15, 89,588.14 and 44,780.59 is: 61,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,930.15 : 89,588.14 = 44,780.59 : x
  2. Step 2: Convert to fraction form
    64,930.15/89,588.14 = 44,780.59/x
  3. Step 3: Cross multiply
    64,930.15x = 89,588.14 × 44,780.59
  4. Step 4: Simplify right side
    64,930.15x = 4,011,809,430.28
  5. Step 5: Solve for x
    x = 4,011,809,430.28/64,930.15
  6. Step 6: Final answer
    x = 61,786.54

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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.