Home / 66,189.76-99,296.95-26,774.55

Finding the Fourth Proportional to 66,189.76, 99,296.95 and 26,774.55

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Solution

The fourth proportional to 66,189.76, 99,296.95 and 26,774.55 is: 40,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,189.76 : 99,296.95 = 26,774.55 : x
  2. Step 2: Convert to fraction form
    66,189.76/99,296.95 = 26,774.55/x
  3. Step 3: Cross multiply
    66,189.76x = 99,296.95 × 26,774.55
  4. Step 4: Simplify right side
    66,189.76x = 2,658,631,152.62
  5. Step 5: Solve for x
    x = 2,658,631,152.62/66,189.76
  6. Step 6: Final answer
    x = 40,166.80

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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.