Home / 67,002.46-92,464.47-38,710.62

Finding the Fourth Proportional to 67,002.46, 92,464.47 and 38,710.62

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Solution

The fourth proportional to 67,002.46, 92,464.47 and 38,710.62 is: 53,421.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,002.46 : 92,464.47 = 38,710.62 : x
  2. Step 2: Convert to fraction form
    67,002.46/92,464.47 = 38,710.62/x
  3. Step 3: Cross multiply
    67,002.46x = 92,464.47 × 38,710.62
  4. Step 4: Simplify right side
    67,002.46x = 3,579,356,961.67
  5. Step 5: Solve for x
    x = 3,579,356,961.67/67,002.46
  6. Step 6: Final answer
    x = 53,421.28

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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.