Home / 53,489.40-73,817.68-29,616.08

Finding the Fourth Proportional to 53,489.40, 73,817.68 and 29,616.08

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Solution

The fourth proportional to 53,489.40, 73,817.68 and 29,616.08 is: 40,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.40 : 73,817.68 = 29,616.08 : x
  2. Step 2: Convert to fraction form
    53,489.40/73,817.68 = 29,616.08/x
  3. Step 3: Cross multiply
    53,489.40x = 73,817.68 × 29,616.08
  4. Step 4: Simplify right side
    53,489.40x = 2,186,190,316.29
  5. Step 5: Solve for x
    x = 2,186,190,316.29/53,489.40
  6. Step 6: Final answer
    x = 40,871.47

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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.