Home / 53,743.34-74,170.38-29,869.40

Finding the Fourth Proportional to 53,743.34, 74,170.38 and 29,869.40

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Solution

The fourth proportional to 53,743.34, 74,170.38 and 29,869.40 is: 41,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.34 : 74,170.38 = 29,869.40 : x
  2. Step 2: Convert to fraction form
    53,743.34/74,170.38 = 29,869.40/x
  3. Step 3: Cross multiply
    53,743.34x = 74,170.38 × 29,869.40
  4. Step 4: Simplify right side
    53,743.34x = 2,215,424,748.37
  5. Step 5: Solve for x
    x = 2,215,424,748.37/53,743.34
  6. Step 6: Final answer
    x = 41,222.31

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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.