Home / 104,254.49-143,869.65-58,930.89

Finding the Fourth Proportional to 104,254.49, 143,869.65 and 58,930.89

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Solution

The fourth proportional to 104,254.49, 143,869.65 and 58,930.89 is: 81,323.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,254.49 : 143,869.65 = 58,930.89 : x
  2. Step 2: Convert to fraction form
    104,254.49/143,869.65 = 58,930.89/x
  3. Step 3: Cross multiply
    104,254.49x = 143,869.65 × 58,930.89
  4. Step 4: Simplify right side
    104,254.49x = 8,478,365,757.99
  5. Step 5: Solve for x
    x = 8,478,365,757.99/104,254.49
  6. Step 6: Final answer
    x = 81,323.74

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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.