Home / 66,852.64-92,259.20-38,176.98

Finding the Fourth Proportional to 66,852.64, 92,259.20 and 38,176.98

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Solution

The fourth proportional to 66,852.64, 92,259.20 and 38,176.98 is: 52,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852.64 : 92,259.20 = 38,176.98 : x
  2. Step 2: Convert to fraction form
    66,852.64/92,259.20 = 38,176.98/x
  3. Step 3: Cross multiply
    66,852.64x = 92,259.20 × 38,176.98
  4. Step 4: Simplify right side
    66,852.64x = 3,522,177,633.22
  5. Step 5: Solve for x
    x = 3,522,177,633.22/66,852.64
  6. Step 6: Final answer
    x = 52,685.69

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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.