Home / 205,475.32-308,242.95-63,332.47

Finding the Fourth Proportional to 205,475.32, 308,242.95 and 63,332.47

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Solution

The fourth proportional to 205,475.32, 308,242.95 and 63,332.47 is: 95,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,475.32 : 308,242.95 = 63,332.47 : x
  2. Step 2: Convert to fraction form
    205,475.32/308,242.95 = 63,332.47/x
  3. Step 3: Cross multiply
    205,475.32x = 308,242.95 × 63,332.47
  4. Step 4: Simplify right side
    205,475.32x = 19,521,787,383.59
  5. Step 5: Solve for x
    x = 19,521,787,383.59/205,475.32
  6. Step 6: Final answer
    x = 95,007.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.