Home / 148,381.67-204,837.69-84,707.18

Finding the Fourth Proportional to 148,381.67, 204,837.69 and 84,707.18

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Solution

The fourth proportional to 148,381.67, 204,837.69 and 84,707.18 is: 116,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,381.67 : 204,837.69 = 84,707.18 : x
  2. Step 2: Convert to fraction form
    148,381.67/204,837.69 = 84,707.18/x
  3. Step 3: Cross multiply
    148,381.67x = 204,837.69 × 84,707.18
  4. Step 4: Simplify right side
    148,381.67x = 17,351,223,077.61
  5. Step 5: Solve for x
    x = 17,351,223,077.61/148,381.67
  6. Step 6: Final answer
    x = 116,936.43

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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.