Home / 109,624.10-164,436.15-43,042.10

Finding the Fourth Proportional to 109,624.10, 164,436.15 and 43,042.10

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Solution

The fourth proportional to 109,624.10, 164,436.15 and 43,042.10 is: 64,563.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,624.10 : 164,436.15 = 43,042.10 : x
  2. Step 2: Convert to fraction form
    109,624.10/164,436.15 = 43,042.10/x
  3. Step 3: Cross multiply
    109,624.10x = 164,436.15 × 43,042.10
  4. Step 4: Simplify right side
    109,624.10x = 7,077,677,211.92
  5. Step 5: Solve for x
    x = 7,077,677,211.92/109,624.10
  6. Step 6: Final answer
    x = 64,563.15

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1.5x scale

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.