Home / 53,453.16-73,826.28-36,428.04

Finding the Fourth Proportional to 53,453.16, 73,826.28 and 36,428.04

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Solution

The fourth proportional to 53,453.16, 73,826.28 and 36,428.04 is: 50,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,453.16 : 73,826.28 = 36,428.04 : x
  2. Step 2: Convert to fraction form
    53,453.16/73,826.28 = 36,428.04/x
  3. Step 3: Cross multiply
    53,453.16x = 73,826.28 × 36,428.04
  4. Step 4: Simplify right side
    53,453.16x = 2,689,346,680.89
  5. Step 5: Solve for x
    x = 2,689,346,680.89/53,453.16
  6. Step 6: Final answer
    x = 50,312.21

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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.