Home / 66,573.90-99,823.05-22,176.72

Finding the Fourth Proportional to 66,573.90, 99,823.05 and 22,176.72

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Solution

The fourth proportional to 66,573.90, 99,823.05 and 22,176.72 is: 33,252.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,573.90 : 99,823.05 = 22,176.72 : x
  2. Step 2: Convert to fraction form
    66,573.90/99,823.05 = 22,176.72/x
  3. Step 3: Cross multiply
    66,573.90x = 99,823.05 × 22,176.72
  4. Step 4: Simplify right side
    66,573.90x = 2,213,747,829.40
  5. Step 5: Solve for x
    x = 2,213,747,829.40/66,573.90
  6. Step 6: Final answer
    x = 33,252.49

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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.