Home / 53,207.20-73,430.31-29,336.14

Finding the Fourth Proportional to 53,207.20, 73,430.31 and 29,336.14

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Solution

The fourth proportional to 53,207.20, 73,430.31 and 29,336.14 is: 40,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,207.20 : 73,430.31 = 29,336.14 : x
  2. Step 2: Convert to fraction form
    53,207.20/73,430.31 = 29,336.14/x
  3. Step 3: Cross multiply
    53,207.20x = 73,430.31 × 29,336.14
  4. Step 4: Simplify right side
    53,207.20x = 2,154,161,854.40
  5. Step 5: Solve for x
    x = 2,154,161,854.40/53,207.20
  6. Step 6: Final answer
    x = 40,486.28

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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.