Home / 104,440.08-144,074.90-70,405.50

Finding the Fourth Proportional to 104,440.08, 144,074.90 and 70,405.50

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Solution

The fourth proportional to 104,440.08, 144,074.90 and 70,405.50 is: 97,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,440.08 : 144,074.90 = 70,405.50 : x
  2. Step 2: Convert to fraction form
    104,440.08/144,074.90 = 70,405.50/x
  3. Step 3: Cross multiply
    104,440.08x = 144,074.90 × 70,405.50
  4. Step 4: Simplify right side
    104,440.08x = 10,143,665,371.95
  5. Step 5: Solve for x
    x = 10,143,665,371.95/104,440.08
  6. Step 6: Final answer
    x = 97,124.26

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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.