Home / 53,173.70-73,381.25-29,301.91

Finding the Fourth Proportional to 53,173.70, 73,381.25 and 29,301.91

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Solution

The fourth proportional to 53,173.70, 73,381.25 and 29,301.91 is: 40,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,173.70 : 73,381.25 = 29,301.91 : x
  2. Step 2: Convert to fraction form
    53,173.70/73,381.25 = 29,301.91/x
  3. Step 3: Cross multiply
    53,173.70x = 73,381.25 × 29,301.91
  4. Step 4: Simplify right side
    53,173.70x = 2,150,210,783.19
  5. Step 5: Solve for x
    x = 2,150,210,783.19/53,173.70
  6. Step 6: Final answer
    x = 40,437.49

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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.