Home / 233,440.02-321,759.90-165,369.78

Finding the Fourth Proportional to 233,440.02, 321,759.90 and 165,369.78

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Solution

The fourth proportional to 233,440.02, 321,759.90 and 165,369.78 is: 227,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,440.02 : 321,759.90 = 165,369.78 : x
  2. Step 2: Convert to fraction form
    233,440.02/321,759.90 = 165,369.78/x
  3. Step 3: Cross multiply
    233,440.02x = 321,759.90 × 165,369.78
  4. Step 4: Simplify right side
    233,440.02x = 53,209,363,875.82
  5. Step 5: Solve for x
    x = 53,209,363,875.82/233,440.02
  6. Step 6: Final answer
    x = 227,935.91

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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.