Home / 147,822.82-204,011.70-84,150.34

Finding the Fourth Proportional to 147,822.82, 204,011.70 and 84,150.34

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Solution

The fourth proportional to 147,822.82, 204,011.70 and 84,150.34 is: 116,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,822.82 : 204,011.70 = 84,150.34 : x
  2. Step 2: Convert to fraction form
    147,822.82/204,011.70 = 84,150.34/x
  3. Step 3: Cross multiply
    147,822.82x = 204,011.70 × 84,150.34
  4. Step 4: Simplify right side
    147,822.82x = 17,167,653,918.98
  5. Step 5: Solve for x
    x = 17,167,653,918.98/147,822.82
  6. Step 6: Final answer
    x = 116,136.70

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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.