Home / 265,938.14-398,541.30-113,953.28

Finding the Fourth Proportional to 265,938.14, 398,541.30 and 113,953.28

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Solution

The fourth proportional to 265,938.14, 398,541.30 and 113,953.28 is: 170,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,938.14 : 398,541.30 = 113,953.28 : x
  2. Step 2: Convert to fraction form
    265,938.14/398,541.30 = 113,953.28/x
  3. Step 3: Cross multiply
    265,938.14x = 398,541.30 × 113,953.28
  4. Step 4: Simplify right side
    265,938.14x = 45,415,086,785.08
  5. Step 5: Solve for x
    x = 45,415,086,785.08/265,938.14
  6. Step 6: Final answer
    x = 170,773.13

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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.