Home / 163,733.45-245,108.10-97,139.30

Finding the Fourth Proportional to 163,733.45, 245,108.10 and 97,139.30

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Solution

The fourth proportional to 163,733.45, 245,108.10 and 97,139.30 is: 145,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,733.45 : 245,108.10 = 97,139.30 : x
  2. Step 2: Convert to fraction form
    163,733.45/245,108.10 = 97,139.30/x
  3. Step 3: Cross multiply
    163,733.45x = 245,108.10 × 97,139.30
  4. Step 4: Simplify right side
    163,733.45x = 23,809,629,258.33
  5. Step 5: Solve for x
    x = 23,809,629,258.33/163,733.45
  6. Step 6: Final answer
    x = 145,417.01

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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.