Home / 67,020.16-92,495.21-38,342.49

Finding the Fourth Proportional to 67,020.16, 92,495.21 and 38,342.49

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Solution

The fourth proportional to 67,020.16, 92,495.21 and 38,342.49 is: 52,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,020.16 : 92,495.21 = 38,342.49 : x
  2. Step 2: Convert to fraction form
    67,020.16/92,495.21 = 38,342.49/x
  3. Step 3: Cross multiply
    67,020.16x = 92,495.21 × 38,342.49
  4. Step 4: Simplify right side
    67,020.16x = 3,546,496,664.47
  5. Step 5: Solve for x
    x = 3,546,496,664.47/67,020.16
  6. Step 6: Final answer
    x = 52,916.86

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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.