Home / 86,501.02-119,371.42-48,775.26

Finding the Fourth Proportional to 86,501.02, 119,371.42 and 48,775.26

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Solution

The fourth proportional to 86,501.02, 119,371.42 and 48,775.26 is: 67,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,501.02 : 119,371.42 = 48,775.26 : x
  2. Step 2: Convert to fraction form
    86,501.02/119,371.42 = 48,775.26/x
  3. Step 3: Cross multiply
    86,501.02x = 119,371.42 × 48,775.26
  4. Step 4: Simplify right side
    86,501.02x = 5,822,372,047.07
  5. Step 5: Solve for x
    x = 5,822,372,047.07/86,501.02
  6. Step 6: Final answer
    x = 67,309.87

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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.