Home / 53,386.89-73,667.44-29,513.96

Finding the Fourth Proportional to 53,386.89, 73,667.44 and 29,513.96

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Solution

The fourth proportional to 53,386.89, 73,667.44 and 29,513.96 is: 40,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.89 : 73,667.44 = 29,513.96 : x
  2. Step 2: Convert to fraction form
    53,386.89/73,667.44 = 29,513.96/x
  3. Step 3: Cross multiply
    53,386.89x = 73,667.44 × 29,513.96
  4. Step 4: Simplify right side
    53,386.89x = 2,174,217,877.46
  5. Step 5: Solve for x
    x = 2,174,217,877.46/53,386.89
  6. Step 6: Final answer
    x = 40,725.69

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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.