Home / 30,525.70-45,880.28-25,295.12

Finding the Fourth Proportional to 30,525.70, 45,880.28 and 25,295.12

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Solution

The fourth proportional to 30,525.70, 45,880.28 and 25,295.12 is: 38,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,525.70 : 45,880.28 = 25,295.12 : x
  2. Step 2: Convert to fraction form
    30,525.70/45,880.28 = 25,295.12/x
  3. Step 3: Cross multiply
    30,525.70x = 45,880.28 × 25,295.12
  4. Step 4: Simplify right side
    30,525.70x = 1,160,547,061.76
  5. Step 5: Solve for x
    x = 1,160,547,061.76/30,525.70
  6. Step 6: Final answer
    x = 38,018.69

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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.