Home / 40,971.70-56,421.93-35,591.68

Finding the Fourth Proportional to 40,971.70, 56,421.93 and 35,591.68

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Solution

The fourth proportional to 40,971.70, 56,421.93 and 35,591.68 is: 49,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,971.70 : 56,421.93 = 35,591.68 : x
  2. Step 2: Convert to fraction form
    40,971.70/56,421.93 = 35,591.68/x
  3. Step 3: Cross multiply
    40,971.70x = 56,421.93 × 35,591.68
  4. Step 4: Simplify right side
    40,971.70x = 2,008,151,277.54
  5. Step 5: Solve for x
    x = 2,008,151,277.54/40,971.70
  6. Step 6: Final answer
    x = 49,013.13

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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.