Home / 183,309.51-252,702.04-128,695.41

Finding the Fourth Proportional to 183,309.51, 252,702.04 and 128,695.41

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Solution

The fourth proportional to 183,309.51, 252,702.04 and 128,695.41 is: 177,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,309.51 : 252,702.04 = 128,695.41 : x
  2. Step 2: Convert to fraction form
    183,309.51/252,702.04 = 128,695.41/x
  3. Step 3: Cross multiply
    183,309.51x = 252,702.04 × 128,695.41
  4. Step 4: Simplify right side
    183,309.51x = 32,521,592,035.46
  5. Step 5: Solve for x
    x = 32,521,592,035.46/183,309.51
  6. Step 6: Final answer
    x = 177,413.56

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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.