Home / 53,520.79-73,855.53-29,316.94

Finding the Fourth Proportional to 53,520.79, 73,855.53 and 29,316.94

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Solution

The fourth proportional to 53,520.79, 73,855.53 and 29,316.94 is: 40,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.79 : 73,855.53 = 29,316.94 : x
  2. Step 2: Convert to fraction form
    53,520.79/73,855.53 = 29,316.94/x
  3. Step 3: Cross multiply
    53,520.79x = 73,855.53 × 29,316.94
  4. Step 4: Simplify right side
    53,520.79x = 2,165,218,141.68
  5. Step 5: Solve for x
    x = 2,165,218,141.68/53,520.79
  6. Step 6: Final answer
    x = 40,455.65

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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.