Home / 45,527.25-68,302.40-12,695.25

Finding the Fourth Proportional to 45,527.25, 68,302.40 and 12,695.25

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Solution

The fourth proportional to 45,527.25, 68,302.40 and 12,695.25 is: 19,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,527.25 : 68,302.40 = 12,695.25 : x
  2. Step 2: Convert to fraction form
    45,527.25/68,302.40 = 12,695.25/x
  3. Step 3: Cross multiply
    45,527.25x = 68,302.40 × 12,695.25
  4. Step 4: Simplify right side
    45,527.25x = 867,115,980.12
  5. Step 5: Solve for x
    x = 867,115,980.12/45,527.25
  6. Step 6: Final answer
    x = 19,046.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.