Home / 53,537.12-73,881.36-29,663.60

Finding the Fourth Proportional to 53,537.12, 73,881.36 and 29,663.60

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Solution

The fourth proportional to 53,537.12, 73,881.36 and 29,663.60 is: 40,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,537.12 : 73,881.36 = 29,663.60 : x
  2. Step 2: Convert to fraction form
    53,537.12/73,881.36 = 29,663.60/x
  3. Step 3: Cross multiply
    53,537.12x = 73,881.36 × 29,663.60
  4. Step 4: Simplify right side
    53,537.12x = 2,191,587,110.50
  5. Step 5: Solve for x
    x = 2,191,587,110.50/53,537.12
  6. Step 6: Final answer
    x = 40,935.84

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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.