Home / 67,554.57-101,346.34-20,173.40

Finding the Fourth Proportional to 67,554.57, 101,346.34 and 20,173.40

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Solution

The fourth proportional to 67,554.57, 101,346.34 and 20,173.40 is: 30,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,554.57 : 101,346.34 = 20,173.40 : x
  2. Step 2: Convert to fraction form
    67,554.57/101,346.34 = 20,173.40/x
  3. Step 3: Cross multiply
    67,554.57x = 101,346.34 × 20,173.40
  4. Step 4: Simplify right side
    67,554.57x = 2,044,499,698.19
  5. Step 5: Solve for x
    x = 2,044,499,698.19/67,554.57
  6. Step 6: Final answer
    x = 30,264.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.