Home / 40,099.86-55,214.29-35,615.82

Finding the Fourth Proportional to 40,099.86, 55,214.29 and 35,615.82

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Solution

The fourth proportional to 40,099.86, 55,214.29 and 35,615.82 is: 49,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,099.86 : 55,214.29 = 35,615.82 : x
  2. Step 2: Convert to fraction form
    40,099.86/55,214.29 = 35,615.82/x
  3. Step 3: Cross multiply
    40,099.86x = 55,214.29 × 35,615.82
  4. Step 4: Simplify right side
    40,099.86x = 1,966,502,465.64
  5. Step 5: Solve for x
    x = 1,966,502,465.64/40,099.86
  6. Step 6: Final answer
    x = 49,040.13

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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.