Home / 70,384.21-97,130.24-38,553.64

Finding the Fourth Proportional to 70,384.21, 97,130.24 and 38,553.64

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Solution

The fourth proportional to 70,384.21, 97,130.24 and 38,553.64 is: 53,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,384.21 : 97,130.24 = 38,553.64 : x
  2. Step 2: Convert to fraction form
    70,384.21/97,130.24 = 38,553.64/x
  3. Step 3: Cross multiply
    70,384.21x = 97,130.24 × 38,553.64
  4. Step 4: Simplify right side
    70,384.21x = 3,744,724,306.07
  5. Step 5: Solve for x
    x = 3,744,724,306.07/70,384.21
  6. Step 6: Final answer
    x = 53,204.04

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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.