Home / 129,247.84-193,871.79-40,501.33

Finding the Fourth Proportional to 129,247.84, 193,871.79 and 40,501.33

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Solution

The fourth proportional to 129,247.84, 193,871.79 and 40,501.33 is: 60,752.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,247.84 : 193,871.79 = 40,501.33 : x
  2. Step 2: Convert to fraction form
    129,247.84/193,871.79 = 40,501.33/x
  3. Step 3: Cross multiply
    129,247.84x = 193,871.79 × 40,501.33
  4. Step 4: Simplify right side
    129,247.84x = 7,852,065,344.48
  5. Step 5: Solve for x
    x = 7,852,065,344.48/129,247.84
  6. Step 6: Final answer
    x = 60,752.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.