Home / 104,771.30-144,635.66-70,303.70

Finding the Fourth Proportional to 104,771.30, 144,635.66 and 70,303.70

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Solution

The fourth proportional to 104,771.30, 144,635.66 and 70,303.70 is: 97,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,771.30 : 144,635.66 = 70,303.70 : x
  2. Step 2: Convert to fraction form
    104,771.30/144,635.66 = 70,303.70/x
  3. Step 3: Cross multiply
    104,771.30x = 144,635.66 × 70,303.70
  4. Step 4: Simplify right side
    104,771.30x = 10,168,422,060.01
  5. Step 5: Solve for x
    x = 10,168,422,060.01/104,771.30
  6. Step 6: Final answer
    x = 97,053.50

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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.