Home / 147,688.14-203,807.03-84,024.57

Finding the Fourth Proportional to 147,688.14, 203,807.03 and 84,024.57

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Solution

The fourth proportional to 147,688.14, 203,807.03 and 84,024.57 is: 115,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,688.14 : 203,807.03 = 84,024.57 : x
  2. Step 2: Convert to fraction form
    147,688.14/203,807.03 = 84,024.57/x
  3. Step 3: Cross multiply
    147,688.14x = 203,807.03 × 84,024.57
  4. Step 4: Simplify right side
    147,688.14x = 17,124,797,638.60
  5. Step 5: Solve for x
    x = 17,124,797,638.60/147,688.14
  6. Step 6: Final answer
    x = 115,952.42

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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.