Home / 129,525.20-194,271.48-36,038.16

Finding the Fourth Proportional to 129,525.20, 194,271.48 and 36,038.16

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Solution

The fourth proportional to 129,525.20, 194,271.48 and 36,038.16 is: 54,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,525.20 : 194,271.48 = 36,038.16 : x
  2. Step 2: Convert to fraction form
    129,525.20/194,271.48 = 36,038.16/x
  3. Step 3: Cross multiply
    129,525.20x = 194,271.48 × 36,038.16
  4. Step 4: Simplify right side
    129,525.20x = 7,001,186,679.68
  5. Step 5: Solve for x
    x = 7,001,186,679.68/129,525.20
  6. Step 6: Final answer
    x = 54,052.70

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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.