Home / 121,579.01-182,281.19-57,501.59

Finding the Fourth Proportional to 121,579.01, 182,281.19 and 57,501.59

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Solution

The fourth proportional to 121,579.01, 182,281.19 and 57,501.59 is: 86,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,579.01 : 182,281.19 = 57,501.59 : x
  2. Step 2: Convert to fraction form
    121,579.01/182,281.19 = 57,501.59/x
  3. Step 3: Cross multiply
    121,579.01x = 182,281.19 × 57,501.59
  4. Step 4: Simplify right side
    121,579.01x = 10,481,457,053.18
  5. Step 5: Solve for x
    x = 10,481,457,053.18/121,579.01
  6. Step 6: Final answer
    x = 86,211.07

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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.