Home / 66,086.13-99,128.73-16,166.95

Finding the Fourth Proportional to 66,086.13, 99,128.73 and 16,166.95

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Solution

The fourth proportional to 66,086.13, 99,128.73 and 16,166.95 is: 24,250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,086.13 : 99,128.73 = 16,166.95 : x
  2. Step 2: Convert to fraction form
    66,086.13/99,128.73 = 16,166.95/x
  3. Step 3: Cross multiply
    66,086.13x = 99,128.73 × 16,166.95
  4. Step 4: Simplify right side
    66,086.13x = 1,602,609,221.47
  5. Step 5: Solve for x
    x = 1,602,609,221.47/66,086.13
  6. Step 6: Final answer
    x = 24,250.31

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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.