Home / 131,401.08-197,080.02-37,881.72

Finding the Fourth Proportional to 131,401.08, 197,080.02 and 37,881.72

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Solution

The fourth proportional to 131,401.08, 197,080.02 and 37,881.72 is: 56,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,401.08 : 197,080.02 = 37,881.72 : x
  2. Step 2: Convert to fraction form
    131,401.08/197,080.02 = 37,881.72/x
  3. Step 3: Cross multiply
    131,401.08x = 197,080.02 × 37,881.72
  4. Step 4: Simplify right side
    131,401.08x = 7,465,730,135.23
  5. Step 5: Solve for x
    x = 7,465,730,135.23/131,401.08
  6. Step 6: Final answer
    x = 56,816.35

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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.