Home / 45,314.40-62,531.70-25,172.58

Finding the Fourth Proportional to 45,314.40, 62,531.70 and 25,172.58

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Solution

The fourth proportional to 45,314.40, 62,531.70 and 25,172.58 is: 34,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,314.40 : 62,531.70 = 25,172.58 : x
  2. Step 2: Convert to fraction form
    45,314.40/62,531.70 = 25,172.58/x
  3. Step 3: Cross multiply
    45,314.40x = 62,531.70 × 25,172.58
  4. Step 4: Simplify right side
    45,314.40x = 1,574,084,220.79
  5. Step 5: Solve for x
    x = 1,574,084,220.79/45,314.40
  6. Step 6: Final answer
    x = 34,736.95

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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.