Home / 316,733.55-437,091.57-171,538.89

Finding the Fourth Proportional to 316,733.55, 437,091.57 and 171,538.89

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Solution

The fourth proportional to 316,733.55, 437,091.57 and 171,538.89 is: 236,723.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,733.55 : 437,091.57 = 171,538.89 : x
  2. Step 2: Convert to fraction form
    316,733.55/437,091.57 = 171,538.89/x
  3. Step 3: Cross multiply
    316,733.55x = 437,091.57 × 171,538.89
  4. Step 4: Simplify right side
    316,733.55x = 74,978,202,746.16
  5. Step 5: Solve for x
    x = 74,978,202,746.16/316,733.55
  6. Step 6: Final answer
    x = 236,723.27

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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.