Home / 53,407.23-73,699.74-29,207.80

Finding the Fourth Proportional to 53,407.23, 73,699.74 and 29,207.80

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Solution

The fourth proportional to 53,407.23, 73,699.74 and 29,207.80 is: 40,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.23 : 73,699.74 = 29,207.80 : x
  2. Step 2: Convert to fraction form
    53,407.23/73,699.74 = 29,207.80/x
  3. Step 3: Cross multiply
    53,407.23x = 73,699.74 × 29,207.80
  4. Step 4: Simplify right side
    53,407.23x = 2,152,607,265.97
  5. Step 5: Solve for x
    x = 2,152,607,265.97/53,407.23
  6. Step 6: Final answer
    x = 40,305.54

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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.