Home / 52,039.36-71,814.56-29,379.32

Finding the Fourth Proportional to 52,039.36, 71,814.56 and 29,379.32

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Solution

The fourth proportional to 52,039.36, 71,814.56 and 29,379.32 is: 40,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.36 : 71,814.56 = 29,379.32 : x
  2. Step 2: Convert to fraction form
    52,039.36/71,814.56 = 29,379.32/x
  3. Step 3: Cross multiply
    52,039.36x = 71,814.56 × 29,379.32
  4. Step 4: Simplify right side
    52,039.36x = 2,109,862,938.90
  5. Step 5: Solve for x
    x = 2,109,862,938.90/52,039.36
  6. Step 6: Final answer
    x = 40,543.60

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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.