Home / 117,462.56-162,106.25-66,475.22

Finding the Fourth Proportional to 117,462.56, 162,106.25 and 66,475.22

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Solution

The fourth proportional to 117,462.56, 162,106.25 and 66,475.22 is: 91,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,462.56 : 162,106.25 = 66,475.22 : x
  2. Step 2: Convert to fraction form
    117,462.56/162,106.25 = 66,475.22/x
  3. Step 3: Cross multiply
    117,462.56x = 162,106.25 × 66,475.22
  4. Step 4: Simplify right side
    117,462.56x = 10,776,047,489.22
  5. Step 5: Solve for x
    x = 10,776,047,489.22/117,462.56
  6. Step 6: Final answer
    x = 91,740.28

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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.