Home / 70,600.36-97,429.18-38,769.94

Finding the Fourth Proportional to 70,600.36, 97,429.18 and 38,769.94

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Solution

The fourth proportional to 70,600.36, 97,429.18 and 38,769.94 is: 53,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600.36 : 97,429.18 = 38,769.94 : x
  2. Step 2: Convert to fraction form
    70,600.36/97,429.18 = 38,769.94/x
  3. Step 3: Cross multiply
    70,600.36x = 97,429.18 × 38,769.94
  4. Step 4: Simplify right side
    70,600.36x = 3,777,323,560.40
  5. Step 5: Solve for x
    x = 3,777,323,560.40/70,600.36
  6. Step 6: Final answer
    x = 53,502.89

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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.