Home / 163,434.24-245,003.40-113,537.70

Finding the Fourth Proportional to 163,434.24, 245,003.40 and 113,537.70

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Solution

The fourth proportional to 163,434.24, 245,003.40 and 113,537.70 is: 170,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,434.24 : 245,003.40 = 113,537.70 : x
  2. Step 2: Convert to fraction form
    163,434.24/245,003.40 = 113,537.70/x
  3. Step 3: Cross multiply
    163,434.24x = 245,003.40 × 113,537.70
  4. Step 4: Simplify right side
    163,434.24x = 27,817,122,528.18
  5. Step 5: Solve for x
    x = 27,817,122,528.18/163,434.24
  6. Step 6: Final answer
    x = 170,203.76

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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.