Home / 66,056.06-91,157.40-37,762.36

Finding the Fourth Proportional to 66,056.06, 91,157.40 and 37,762.36

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Solution

The fourth proportional to 66,056.06, 91,157.40 and 37,762.36 is: 52,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,056.06 : 91,157.40 = 37,762.36 : x
  2. Step 2: Convert to fraction form
    66,056.06/91,157.40 = 37,762.36/x
  3. Step 3: Cross multiply
    66,056.06x = 91,157.40 × 37,762.36
  4. Step 4: Simplify right side
    66,056.06x = 3,442,318,327.57
  5. Step 5: Solve for x
    x = 3,442,318,327.57/66,056.06
  6. Step 6: Final answer
    x = 52,112.07

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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.