Home / 70,678.58-97,537.05-38,848.22

Finding the Fourth Proportional to 70,678.58, 97,537.05 and 38,848.22

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Solution

The fourth proportional to 70,678.58, 97,537.05 and 38,848.22 is: 53,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,678.58 : 97,537.05 = 38,848.22 : x
  2. Step 2: Convert to fraction form
    70,678.58/97,537.05 = 38,848.22/x
  3. Step 3: Cross multiply
    70,678.58x = 97,537.05 × 38,848.22
  4. Step 4: Simplify right side
    70,678.58x = 3,789,140,776.55
  5. Step 5: Solve for x
    x = 3,789,140,776.55/70,678.58
  6. Step 6: Final answer
    x = 53,610.88

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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.