Home / 109,929.30-164,893.95-97,244.70

Finding the Fourth Proportional to 109,929.30, 164,893.95 and 97,244.70

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Solution

The fourth proportional to 109,929.30, 164,893.95 and 97,244.70 is: 145,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,929.30 : 164,893.95 = 97,244.70 : x
  2. Step 2: Convert to fraction form
    109,929.30/164,893.95 = 97,244.70/x
  3. Step 3: Cross multiply
    109,929.30x = 164,893.95 × 97,244.70
  4. Step 4: Simplify right side
    109,929.30x = 16,035,062,699.57
  5. Step 5: Solve for x
    x = 16,035,062,699.57/109,929.30
  6. Step 6: Final answer
    x = 145,867.05

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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.