Home / 66,220.58-99,330.03-16,301.30

Finding the Fourth Proportional to 66,220.58, 99,330.03 and 16,301.30

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Solution

The fourth proportional to 66,220.58, 99,330.03 and 16,301.30 is: 24,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,220.58 : 99,330.03 = 16,301.30 : x
  2. Step 2: Convert to fraction form
    66,220.58/99,330.03 = 16,301.30/x
  3. Step 3: Cross multiply
    66,220.58x = 99,330.03 × 16,301.30
  4. Step 4: Simplify right side
    66,220.58x = 1,619,208,618.04
  5. Step 5: Solve for x
    x = 1,619,208,618.04/66,220.58
  6. Step 6: Final answer
    x = 24,451.74

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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.