Home / 45,420.40-62,679.69-25,276.94

Finding the Fourth Proportional to 45,420.40, 62,679.69 and 25,276.94

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Solution

The fourth proportional to 45,420.40, 62,679.69 and 25,276.94 is: 34,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,420.40 : 62,679.69 = 25,276.94 : x
  2. Step 2: Convert to fraction form
    45,420.40/62,679.69 = 25,276.94/x
  3. Step 3: Cross multiply
    45,420.40x = 62,679.69 × 25,276.94
  4. Step 4: Simplify right side
    45,420.40x = 1,584,350,606.65
  5. Step 5: Solve for x
    x = 1,584,350,606.65/45,420.40
  6. Step 6: Final answer
    x = 34,881.92

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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.