Home / 70,676.16-97,533.90-38,845.11

Finding the Fourth Proportional to 70,676.16, 97,533.90 and 38,845.11

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Solution

The fourth proportional to 70,676.16, 97,533.90 and 38,845.11 is: 53,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,676.16 : 97,533.90 = 38,845.11 : x
  2. Step 2: Convert to fraction form
    70,676.16/97,533.90 = 38,845.11/x
  3. Step 3: Cross multiply
    70,676.16x = 97,533.90 × 38,845.11
  4. Step 4: Simplify right side
    70,676.16x = 3,788,715,074.23
  5. Step 5: Solve for x
    x = 3,788,715,074.23/70,676.16
  6. Step 6: Final answer
    x = 53,606.69

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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.