Home / 231,541.02-319,220.30-166,956.20

Finding the Fourth Proportional to 231,541.02, 319,220.30 and 166,956.20

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Solution

The fourth proportional to 231,541.02, 319,220.30 and 166,956.20 is: 230,178.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,541.02 : 319,220.30 = 166,956.20 : x
  2. Step 2: Convert to fraction form
    231,541.02/319,220.30 = 166,956.20/x
  3. Step 3: Cross multiply
    231,541.02x = 319,220.30 × 166,956.20
  4. Step 4: Simplify right side
    231,541.02x = 53,295,808,250.86
  5. Step 5: Solve for x
    x = 53,295,808,250.86/231,541.02
  6. Step 6: Final answer
    x = 230,178.69

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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.