Home / 66,336.22-99,430.86-26,881.66

Finding the Fourth Proportional to 66,336.22, 99,430.86 and 26,881.66

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Solution

The fourth proportional to 66,336.22, 99,430.86 and 26,881.66 is: 40,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,336.22 : 99,430.86 = 26,881.66 : x
  2. Step 2: Convert to fraction form
    66,336.22/99,430.86 = 26,881.66/x
  3. Step 3: Cross multiply
    66,336.22x = 99,430.86 × 26,881.66
  4. Step 4: Simplify right side
    66,336.22x = 2,672,866,572.03
  5. Step 5: Solve for x
    x = 2,672,866,572.03/66,336.22
  6. Step 6: Final answer
    x = 40,292.72

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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.