Home / 147,868.68-204,058.53-84,206.46

Finding the Fourth Proportional to 147,868.68, 204,058.53 and 84,206.46

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Solution

The fourth proportional to 147,868.68, 204,058.53 and 84,206.46 is: 116,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,868.68 : 204,058.53 = 84,206.46 : x
  2. Step 2: Convert to fraction form
    147,868.68/204,058.53 = 84,206.46/x
  3. Step 3: Cross multiply
    147,868.68x = 204,058.53 × 84,206.46
  4. Step 4: Simplify right side
    147,868.68x = 17,183,046,444.10
  5. Step 5: Solve for x
    x = 17,183,046,444.10/147,868.68
  6. Step 6: Final answer
    x = 116,204.77

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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.