Home / 148,032.09-204,283.94-83,501.12

Finding the Fourth Proportional to 148,032.09, 204,283.94 and 83,501.12

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Solution

The fourth proportional to 148,032.09, 204,283.94 and 83,501.12 is: 115,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,032.09 : 204,283.94 = 83,501.12 : x
  2. Step 2: Convert to fraction form
    148,032.09/204,283.94 = 83,501.12/x
  3. Step 3: Cross multiply
    148,032.09x = 204,283.94 × 83,501.12
  4. Step 4: Simplify right side
    148,032.09x = 17,057,936,349.09
  5. Step 5: Solve for x
    x = 17,057,936,349.09/148,032.09
  6. Step 6: Final answer
    x = 115,231.34

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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.