Home / 169,521.54-233,971.95-112,162.02

Finding the Fourth Proportional to 169,521.54, 233,971.95 and 112,162.02

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Solution

The fourth proportional to 169,521.54, 233,971.95 and 112,162.02 is: 154,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,521.54 : 233,971.95 = 112,162.02 : x
  2. Step 2: Convert to fraction form
    169,521.54/233,971.95 = 112,162.02/x
  3. Step 3: Cross multiply
    169,521.54x = 233,971.95 × 112,162.02
  4. Step 4: Simplify right side
    169,521.54x = 26,242,766,535.34
  5. Step 5: Solve for x
    x = 26,242,766,535.34/169,521.54
  6. Step 6: Final answer
    x = 154,804.91

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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.