Home / 53,346.88-73,623-29,475.68

Finding the Fourth Proportional to 53,346.88, 73,623 and 29,475.68

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Solution

The fourth proportional to 53,346.88, 73,623 and 29,475.68 is: 40,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346.88 : 73,623 = 29,475.68 : x
  2. Step 2: Convert to fraction form
    53,346.88/73,623 = 29,475.68/x
  3. Step 3: Cross multiply
    53,346.88x = 73,623 × 29,475.68
  4. Step 4: Simplify right side
    53,346.88x = 2,170,087,988.64
  5. Step 5: Solve for x
    x = 2,170,087,988.64/53,346.88
  6. Step 6: Final answer
    x = 40,678.82

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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.