Home / 55,050.42-75,969.16-29,899.92

Finding the Fourth Proportional to 55,050.42, 75,969.16 and 29,899.92

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Solution

The fourth proportional to 55,050.42, 75,969.16 and 29,899.92 is: 41,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050.42 : 75,969.16 = 29,899.92 : x
  2. Step 2: Convert to fraction form
    55,050.42/75,969.16 = 29,899.92/x
  3. Step 3: Cross multiply
    55,050.42x = 75,969.16 × 29,899.92
  4. Step 4: Simplify right side
    55,050.42x = 2,271,471,806.47
  5. Step 5: Solve for x
    x = 2,271,471,806.47/55,050.42
  6. Step 6: Final answer
    x = 41,261.66

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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.