Home / 67,262.63-92,822.42-38,984.72

Finding the Fourth Proportional to 67,262.63, 92,822.42 and 38,984.72

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Solution

The fourth proportional to 67,262.63, 92,822.42 and 38,984.72 is: 53,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,262.63 : 92,822.42 = 38,984.72 : x
  2. Step 2: Convert to fraction form
    67,262.63/92,822.42 = 38,984.72/x
  3. Step 3: Cross multiply
    67,262.63x = 92,822.42 × 38,984.72
  4. Step 4: Simplify right side
    67,262.63x = 3,618,655,686.77
  5. Step 5: Solve for x
    x = 3,618,655,686.77/67,262.63
  6. Step 6: Final answer
    x = 53,798.91

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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.