Home / 53,191.52-73,400.96-29,316.88

Finding the Fourth Proportional to 53,191.52, 73,400.96 and 29,316.88

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Solution

The fourth proportional to 53,191.52, 73,400.96 and 29,316.88 is: 40,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,191.52 : 73,400.96 = 29,316.88 : x
  2. Step 2: Convert to fraction form
    53,191.52/73,400.96 = 29,316.88/x
  3. Step 3: Cross multiply
    53,191.52x = 73,400.96 × 29,316.88
  4. Step 4: Simplify right side
    53,191.52x = 2,151,887,136.20
  5. Step 5: Solve for x
    x = 2,151,887,136.20/53,191.52
  6. Step 6: Final answer
    x = 40,455.45

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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.