Home / 53,349.12-73,620.72-29,475.36

Finding the Fourth Proportional to 53,349.12, 73,620.72 and 29,475.36

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Solution

The fourth proportional to 53,349.12, 73,620.72 and 29,475.36 is: 40,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,349.12 : 73,620.72 = 29,475.36 : x
  2. Step 2: Convert to fraction form
    53,349.12/73,620.72 = 29,475.36/x
  3. Step 3: Cross multiply
    53,349.12x = 73,620.72 × 29,475.36
  4. Step 4: Simplify right side
    53,349.12x = 2,169,997,225.46
  5. Step 5: Solve for x
    x = 2,169,997,225.46/53,349.12
  6. Step 6: Final answer
    x = 40,675.41

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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.