Home / 53,578.77-73,939.53-29,381.94

Finding the Fourth Proportional to 53,578.77, 73,939.53 and 29,381.94

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Solution

The fourth proportional to 53,578.77, 73,939.53 and 29,381.94 is: 40,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,578.77 : 73,939.53 = 29,381.94 : x
  2. Step 2: Convert to fraction form
    53,578.77/73,939.53 = 29,381.94/x
  3. Step 3: Cross multiply
    53,578.77x = 73,939.53 × 29,381.94
  4. Step 4: Simplify right side
    53,578.77x = 2,172,486,944.27
  5. Step 5: Solve for x
    x = 2,172,486,944.27/53,578.77
  6. Step 6: Final answer
    x = 40,547.54

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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.