Home / 67,256.36-92,810.21-38,574.54

Finding the Fourth Proportional to 67,256.36, 92,810.21 and 38,574.54

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Solution

The fourth proportional to 67,256.36, 92,810.21 and 38,574.54 is: 53,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,256.36 : 92,810.21 = 38,574.54 : x
  2. Step 2: Convert to fraction form
    67,256.36/92,810.21 = 38,574.54/x
  3. Step 3: Cross multiply
    67,256.36x = 92,810.21 × 38,574.54
  4. Step 4: Simplify right side
    67,256.36x = 3,580,111,158.05
  5. Step 5: Solve for x
    x = 3,580,111,158.05/67,256.36
  6. Step 6: Final answer
    x = 53,230.82

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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.