Home / 67,030.13-92,467.37-42,805.63

Finding the Fourth Proportional to 67,030.13, 92,467.37 and 42,805.63

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Solution

The fourth proportional to 67,030.13, 92,467.37 and 42,805.63 is: 59,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,030.13 : 92,467.37 = 42,805.63 : x
  2. Step 2: Convert to fraction form
    67,030.13/92,467.37 = 42,805.63/x
  3. Step 3: Cross multiply
    67,030.13x = 92,467.37 × 42,805.63
  4. Step 4: Simplify right side
    67,030.13x = 3,958,124,174.06
  5. Step 5: Solve for x
    x = 3,958,124,174.06/67,030.13
  6. Step 6: Final answer
    x = 59,049.92

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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.