Home / 129,933.07-194,977.35-56,061.07

Finding the Fourth Proportional to 129,933.07, 194,977.35 and 56,061.07

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Solution

The fourth proportional to 129,933.07, 194,977.35 and 56,061.07 is: 84,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,933.07 : 194,977.35 = 56,061.07 : x
  2. Step 2: Convert to fraction form
    129,933.07/194,977.35 = 56,061.07/x
  3. Step 3: Cross multiply
    129,933.07x = 194,977.35 × 56,061.07
  4. Step 4: Simplify right side
    129,933.07x = 10,930,638,866.76
  5. Step 5: Solve for x
    x = 10,930,638,866.76/129,933.07
  6. Step 6: Final answer
    x = 84,125.15

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1.5x scale

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.