Home / 66,887.16-92,303.78-36,673.75

Finding the Fourth Proportional to 66,887.16, 92,303.78 and 36,673.75

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Solution

The fourth proportional to 66,887.16, 92,303.78 and 36,673.75 is: 50,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,887.16 : 92,303.78 = 36,673.75 : x
  2. Step 2: Convert to fraction form
    66,887.16/92,303.78 = 36,673.75/x
  3. Step 3: Cross multiply
    66,887.16x = 92,303.78 × 36,673.75
  4. Step 4: Simplify right side
    66,887.16x = 3,385,125,751.78
  5. Step 5: Solve for x
    x = 3,385,125,751.78/66,887.16
  6. Step 6: Final answer
    x = 50,609.50

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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.