Home / 53,520.10-73,857.81-29,646.28

Finding the Fourth Proportional to 53,520.10, 73,857.81 and 29,646.28

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Solution

The fourth proportional to 53,520.10, 73,857.81 and 29,646.28 is: 40,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.10 : 73,857.81 = 29,646.28 : x
  2. Step 2: Convert to fraction form
    53,520.10/73,857.81 = 29,646.28/x
  3. Step 3: Cross multiply
    53,520.10x = 73,857.81 × 29,646.28
  4. Step 4: Simplify right side
    53,520.10x = 2,189,609,315.45
  5. Step 5: Solve for x
    x = 2,189,609,315.45/53,520.10
  6. Step 6: Final answer
    x = 40,911.91

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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.