Home / 67,885.89-101,903.33-53,935.59

Finding the Fourth Proportional to 67,885.89, 101,903.33 and 53,935.59

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Solution

The fourth proportional to 67,885.89, 101,903.33 and 53,935.59 is: 80,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,885.89 : 101,903.33 = 53,935.59 : x
  2. Step 2: Convert to fraction form
    67,885.89/101,903.33 = 53,935.59/x
  3. Step 3: Cross multiply
    67,885.89x = 101,903.33 × 53,935.59
  4. Step 4: Simplify right side
    67,885.89x = 5,496,216,226.51
  5. Step 5: Solve for x
    x = 5,496,216,226.51/67,885.89
  6. Step 6: Final answer
    x = 80,962.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.