Home / 67,018.16-92,473.98-38,726.48

Finding the Fourth Proportional to 67,018.16, 92,473.98 and 38,726.48

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Solution

The fourth proportional to 67,018.16, 92,473.98 and 38,726.48 is: 53,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,018.16 : 92,473.98 = 38,726.48 : x
  2. Step 2: Convert to fraction form
    67,018.16/92,473.98 = 38,726.48/x
  3. Step 3: Cross multiply
    67,018.16x = 92,473.98 × 38,726.48
  4. Step 4: Simplify right side
    67,018.16x = 3,581,191,736.99
  5. Step 5: Solve for x
    x = 3,581,191,736.99/67,018.16
  6. Step 6: Final answer
    x = 53,436.14

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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.