Home / 82,851.72-114,336.60-45,125.92

Finding the Fourth Proportional to 82,851.72, 114,336.60 and 45,125.92

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Solution

The fourth proportional to 82,851.72, 114,336.60 and 45,125.92 is: 62,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,851.72 : 114,336.60 = 45,125.92 : x
  2. Step 2: Convert to fraction form
    82,851.72/114,336.60 = 45,125.92/x
  3. Step 3: Cross multiply
    82,851.72x = 114,336.60 × 45,125.92
  4. Step 4: Simplify right side
    82,851.72x = 5,159,544,264.67
  5. Step 5: Solve for x
    x = 5,159,544,264.67/82,851.72
  6. Step 6: Final answer
    x = 62,274.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.