Home / 94,471.20-130,371.12-52,030.72

Finding the Fourth Proportional to 94,471.20, 130,371.12 and 52,030.72

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Solution

The fourth proportional to 94,471.20, 130,371.12 and 52,030.72 is: 71,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,471.20 : 130,371.12 = 52,030.72 : x
  2. Step 2: Convert to fraction form
    94,471.20/130,371.12 = 52,030.72/x
  3. Step 3: Cross multiply
    94,471.20x = 130,371.12 × 52,030.72
  4. Step 4: Simplify right side
    94,471.20x = 6,783,303,240.81
  5. Step 5: Solve for x
    x = 6,783,303,240.81/94,471.20
  6. Step 6: Final answer
    x = 71,802.87

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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.