Home / 66,895.60-92,315.40-37,087.60

Finding the Fourth Proportional to 66,895.60, 92,315.40 and 37,087.60

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Solution

The fourth proportional to 66,895.60, 92,315.40 and 37,087.60 is: 51,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,895.60 : 92,315.40 = 37,087.60 : x
  2. Step 2: Convert to fraction form
    66,895.60/92,315.40 = 37,087.60/x
  3. Step 3: Cross multiply
    66,895.60x = 92,315.40 × 37,087.60
  4. Step 4: Simplify right side
    66,895.60x = 3,423,756,629.04
  5. Step 5: Solve for x
    x = 3,423,756,629.04/66,895.60
  6. Step 6: Final answer
    x = 51,180.60

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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.