Home / 70,911.30-97,852.94-39,080.18

Finding the Fourth Proportional to 70,911.30, 97,852.94 and 39,080.18

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Solution

The fourth proportional to 70,911.30, 97,852.94 and 39,080.18 is: 53,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,911.30 : 97,852.94 = 39,080.18 : x
  2. Step 2: Convert to fraction form
    70,911.30/97,852.94 = 39,080.18/x
  3. Step 3: Cross multiply
    70,911.30x = 97,852.94 × 39,080.18
  4. Step 4: Simplify right side
    70,911.30x = 3,824,110,508.73
  5. Step 5: Solve for x
    x = 3,824,110,508.73/70,911.30
  6. Step 6: Final answer
    x = 53,928.08

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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.