Home / 67,152.42-92,665.08-38,860.20

Finding the Fourth Proportional to 67,152.42, 92,665.08 and 38,860.20

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Solution

The fourth proportional to 67,152.42, 92,665.08 and 38,860.20 is: 53,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,152.42 : 92,665.08 = 38,860.20 : x
  2. Step 2: Convert to fraction form
    67,152.42/92,665.08 = 38,860.20/x
  3. Step 3: Cross multiply
    67,152.42x = 92,665.08 × 38,860.20
  4. Step 4: Simplify right side
    67,152.42x = 3,600,983,541.82
  5. Step 5: Solve for x
    x = 3,600,983,541.82/67,152.42
  6. Step 6: Final answer
    x = 53,624.03

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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.