Home / 55,438.29-76,530.02-35,322.75

Finding the Fourth Proportional to 55,438.29, 76,530.02 and 35,322.75

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Solution

The fourth proportional to 55,438.29, 76,530.02 and 35,322.75 is: 48,761.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,438.29 : 76,530.02 = 35,322.75 : x
  2. Step 2: Convert to fraction form
    55,438.29/76,530.02 = 35,322.75/x
  3. Step 3: Cross multiply
    55,438.29x = 76,530.02 × 35,322.75
  4. Step 4: Simplify right side
    55,438.29x = 2,703,250,587.34
  5. Step 5: Solve for x
    x = 2,703,250,587.34/55,438.29
  6. Step 6: Final answer
    x = 48,761.44

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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.