Home / 40,316.97-55,510.35-36,580.29

Finding the Fourth Proportional to 40,316.97, 55,510.35 and 36,580.29

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Solution

The fourth proportional to 40,316.97, 55,510.35 and 36,580.29 is: 50,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,316.97 : 55,510.35 = 36,580.29 : x
  2. Step 2: Convert to fraction form
    40,316.97/55,510.35 = 36,580.29/x
  3. Step 3: Cross multiply
    40,316.97x = 55,510.35 × 36,580.29
  4. Step 4: Simplify right side
    40,316.97x = 2,030,584,701.00
  5. Step 5: Solve for x
    x = 2,030,584,701.00/40,316.97
  6. Step 6: Final answer
    x = 50,365.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.