Home / 319,835.15-441,360.95-176,592.12

Finding the Fourth Proportional to 319,835.15, 441,360.95 and 176,592.12

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Solution

The fourth proportional to 319,835.15, 441,360.95 and 176,592.12 is: 243,690.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,835.15 : 441,360.95 = 176,592.12 : x
  2. Step 2: Convert to fraction form
    319,835.15/441,360.95 = 176,592.12/x
  3. Step 3: Cross multiply
    319,835.15x = 441,360.95 × 176,592.12
  4. Step 4: Simplify right side
    319,835.15x = 77,940,866,783.64
  5. Step 5: Solve for x
    x = 77,940,866,783.64/319,835.15
  6. Step 6: Final answer
    x = 243,690.74

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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.