Home / 67,315.81-92,895.51-36,688.85

Finding the Fourth Proportional to 67,315.81, 92,895.51 and 36,688.85

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Solution

The fourth proportional to 67,315.81, 92,895.51 and 36,688.85 is: 50,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,315.81 : 92,895.51 = 36,688.85 : x
  2. Step 2: Convert to fraction form
    67,315.81/92,895.51 = 36,688.85/x
  3. Step 3: Cross multiply
    67,315.81x = 92,895.51 × 36,688.85
  4. Step 4: Simplify right side
    67,315.81x = 3,408,229,432.06
  5. Step 5: Solve for x
    x = 3,408,229,432.06/67,315.81
  6. Step 6: Final answer
    x = 50,630.45

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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.