Home / 70,359.21-97,094.03-38,529.45

Finding the Fourth Proportional to 70,359.21, 97,094.03 and 38,529.45

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Solution

The fourth proportional to 70,359.21, 97,094.03 and 38,529.45 is: 53,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,359.21 : 97,094.03 = 38,529.45 : x
  2. Step 2: Convert to fraction form
    70,359.21/97,094.03 = 38,529.45/x
  3. Step 3: Cross multiply
    70,359.21x = 97,094.03 × 38,529.45
  4. Step 4: Simplify right side
    70,359.21x = 3,740,979,381.54
  5. Step 5: Solve for x
    x = 3,740,979,381.54/70,359.21
  6. Step 6: Final answer
    x = 53,169.72

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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.