Home / 117,047.12-161,523.86-63,330.93

Finding the Fourth Proportional to 117,047.12, 161,523.86 and 63,330.93

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Solution

The fourth proportional to 117,047.12, 161,523.86 and 63,330.93 is: 87,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,047.12 : 161,523.86 = 63,330.93 : x
  2. Step 2: Convert to fraction form
    117,047.12/161,523.86 = 63,330.93/x
  3. Step 3: Cross multiply
    117,047.12x = 161,523.86 × 63,330.93
  4. Step 4: Simplify right side
    117,047.12x = 10,229,455,954.34
  5. Step 5: Solve for x
    x = 10,229,455,954.34/117,047.12
  6. Step 6: Final answer
    x = 87,396.05

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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.