Home / 202,256.10-303,578.55-102,528.90

Finding the Fourth Proportional to 202,256.10, 303,578.55 and 102,528.90

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Solution

The fourth proportional to 202,256.10, 303,578.55 and 102,528.90 is: 153,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,256.10 : 303,578.55 = 102,528.90 : x
  2. Step 2: Convert to fraction form
    202,256.10/303,578.55 = 102,528.90/x
  3. Step 3: Cross multiply
    202,256.10x = 303,578.55 × 102,528.90
  4. Step 4: Simplify right side
    202,256.10x = 31,125,574,795.10
  5. Step 5: Solve for x
    x = 31,125,574,795.10/202,256.10
  6. Step 6: Final answer
    x = 153,891.90

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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.