Home / 148,679.96-205,119.95-84,983.58

Finding the Fourth Proportional to 148,679.96, 205,119.95 and 84,983.58

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Solution

The fourth proportional to 148,679.96, 205,119.95 and 84,983.58 is: 117,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,679.96 : 205,119.95 = 84,983.58 : x
  2. Step 2: Convert to fraction form
    148,679.96/205,119.95 = 84,983.58/x
  3. Step 3: Cross multiply
    148,679.96x = 205,119.95 × 84,983.58
  4. Step 4: Simplify right side
    148,679.96x = 17,431,827,255.50
  5. Step 5: Solve for x
    x = 17,431,827,255.50/148,679.96
  6. Step 6: Final answer
    x = 117,243.96

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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.