Home / 115,983.40-173,975.10-56,934.40

Finding the Fourth Proportional to 115,983.40, 173,975.10 and 56,934.40

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Solution

The fourth proportional to 115,983.40, 173,975.10 and 56,934.40 is: 85,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,983.40 : 173,975.10 = 56,934.40 : x
  2. Step 2: Convert to fraction form
    115,983.40/173,975.10 = 56,934.40/x
  3. Step 3: Cross multiply
    115,983.40x = 173,975.10 × 56,934.40
  4. Step 4: Simplify right side
    115,983.40x = 9,905,167,933.44
  5. Step 5: Solve for x
    x = 9,905,167,933.44/115,983.40
  6. Step 6: Final answer
    x = 85,401.60

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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.