Home / 30,429.14-45,569.17-25,131.74

Finding the Fourth Proportional to 30,429.14, 45,569.17 and 25,131.74

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Solution

The fourth proportional to 30,429.14, 45,569.17 and 25,131.74 is: 37,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.14 : 45,569.17 = 25,131.74 : x
  2. Step 2: Convert to fraction form
    30,429.14/45,569.17 = 25,131.74/x
  3. Step 3: Cross multiply
    30,429.14x = 45,569.17 × 25,131.74
  4. Step 4: Simplify right side
    30,429.14x = 1,145,232,532.46
  5. Step 5: Solve for x
    x = 1,145,232,532.46/30,429.14
  6. Step 6: Final answer
    x = 37,636.05

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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.