Home / 40,899.16-61,348.66-11,316.91

Finding the Fourth Proportional to 40,899.16, 61,348.66 and 11,316.91

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Solution

The fourth proportional to 40,899.16, 61,348.66 and 11,316.91 is: 16,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.16 : 61,348.66 = 11,316.91 : x
  2. Step 2: Convert to fraction form
    40,899.16/61,348.66 = 11,316.91/x
  3. Step 3: Cross multiply
    40,899.16x = 61,348.66 × 11,316.91
  4. Step 4: Simplify right side
    40,899.16x = 694,277,263.84
  5. Step 5: Solve for x
    x = 694,277,263.84/40,899.16
  6. Step 6: Final answer
    x = 16,975.34

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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.