Home / 206,934.75-310,477.05-101,827.53

Finding the Fourth Proportional to 206,934.75, 310,477.05 and 101,827.53

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Solution

The fourth proportional to 206,934.75, 310,477.05 and 101,827.53 is: 152,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,934.75 : 310,477.05 = 101,827.53 : x
  2. Step 2: Convert to fraction form
    206,934.75/310,477.05 = 101,827.53/x
  3. Step 3: Cross multiply
    206,934.75x = 310,477.05 × 101,827.53
  4. Step 4: Simplify right side
    206,934.75x = 31,615,111,123.19
  5. Step 5: Solve for x
    x = 31,615,111,123.19/206,934.75
  6. Step 6: Final answer
    x = 152,778.16

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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.