Home / 42,725.82-58,916.34-29,316.66

Finding the Fourth Proportional to 42,725.82, 58,916.34 and 29,316.66

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Solution

The fourth proportional to 42,725.82, 58,916.34 and 29,316.66 is: 40,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,725.82 : 58,916.34 = 29,316.66 : x
  2. Step 2: Convert to fraction form
    42,725.82/58,916.34 = 29,316.66/x
  3. Step 3: Cross multiply
    42,725.82x = 58,916.34 × 29,316.66
  4. Step 4: Simplify right side
    42,725.82x = 1,727,230,308.22
  5. Step 5: Solve for x
    x = 1,727,230,308.22/42,725.82
  6. Step 6: Final answer
    x = 40,425.91

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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.