Home / 45,421.54-62,684.67-25,278.36

Finding the Fourth Proportional to 45,421.54, 62,684.67 and 25,278.36

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Solution

The fourth proportional to 45,421.54, 62,684.67 and 25,278.36 is: 34,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,421.54 : 62,684.67 = 25,278.36 : x
  2. Step 2: Convert to fraction form
    45,421.54/62,684.67 = 25,278.36/x
  3. Step 3: Cross multiply
    45,421.54x = 62,684.67 × 25,278.36
  4. Step 4: Simplify right side
    45,421.54x = 1,584,565,214.93
  5. Step 5: Solve for x
    x = 1,584,565,214.93/45,421.54
  6. Step 6: Final answer
    x = 34,885.77

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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.