Home / 148,171.98-204,475.26-84,510.84

Finding the Fourth Proportional to 148,171.98, 204,475.26 and 84,510.84

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Solution

The fourth proportional to 148,171.98, 204,475.26 and 84,510.84 is: 116,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,171.98 : 204,475.26 = 84,510.84 : x
  2. Step 2: Convert to fraction form
    148,171.98/204,475.26 = 84,510.84/x
  3. Step 3: Cross multiply
    148,171.98x = 204,475.26 × 84,510.84
  4. Step 4: Simplify right side
    148,171.98x = 17,280,374,959.44
  5. Step 5: Solve for x
    x = 17,280,374,959.44/148,171.98
  6. Step 6: Final answer
    x = 116,623.77

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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.