Home / 99,258.29-136,977.31-53,936.27

Finding the Fourth Proportional to 99,258.29, 136,977.31 and 53,936.27

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Solution

The fourth proportional to 99,258.29, 136,977.31 and 53,936.27 is: 74,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,258.29 : 136,977.31 = 53,936.27 : x
  2. Step 2: Convert to fraction form
    99,258.29/136,977.31 = 53,936.27/x
  3. Step 3: Cross multiply
    99,258.29x = 136,977.31 × 53,936.27
  4. Step 4: Simplify right side
    99,258.29x = 7,388,045,176.03
  5. Step 5: Solve for x
    x = 7,388,045,176.03/99,258.29
  6. Step 6: Final answer
    x = 74,432.53

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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.