Home / 70,886.10-97,829.46-39,059.58

Finding the Fourth Proportional to 70,886.10, 97,829.46 and 39,059.58

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Solution

The fourth proportional to 70,886.10, 97,829.46 and 39,059.58 is: 53,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,886.10 : 97,829.46 = 39,059.58 : x
  2. Step 2: Convert to fraction form
    70,886.10/97,829.46 = 39,059.58/x
  3. Step 3: Cross multiply
    70,886.10x = 97,829.46 × 39,059.58
  4. Step 4: Simplify right side
    70,886.10x = 3,821,177,619.23
  5. Step 5: Solve for x
    x = 3,821,177,619.23/70,886.10
  6. Step 6: Final answer
    x = 53,905.88

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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.