Home / 67,016.45-92,417.62-45,260.51

Finding the Fourth Proportional to 67,016.45, 92,417.62 and 45,260.51

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Solution

The fourth proportional to 67,016.45, 92,417.62 and 45,260.51 is: 62,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,016.45 : 92,417.62 = 45,260.51 : x
  2. Step 2: Convert to fraction form
    67,016.45/92,417.62 = 45,260.51/x
  3. Step 3: Cross multiply
    67,016.45x = 92,417.62 × 45,260.51
  4. Step 4: Simplify right side
    67,016.45x = 4,182,868,614.19
  5. Step 5: Solve for x
    x = 4,182,868,614.19/67,016.45
  6. Step 6: Final answer
    x = 62,415.55

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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.