Home / 66,878.24-92,276.81-45,370.92

Finding the Fourth Proportional to 66,878.24, 92,276.81 and 45,370.92

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Solution

The fourth proportional to 66,878.24, 92,276.81 and 45,370.92 is: 62,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,878.24 : 92,276.81 = 45,370.92 : x
  2. Step 2: Convert to fraction form
    66,878.24/92,276.81 = 45,370.92/x
  3. Step 3: Cross multiply
    66,878.24x = 92,276.81 × 45,370.92
  4. Step 4: Simplify right side
    66,878.24x = 4,186,683,764.37
  5. Step 5: Solve for x
    x = 4,186,683,764.37/66,878.24
  6. Step 6: Final answer
    x = 62,601.58

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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.