Home / 170,557.84-255,837.40-52,228.72

Finding the Fourth Proportional to 170,557.84, 255,837.40 and 52,228.72

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Solution

The fourth proportional to 170,557.84, 255,837.40 and 52,228.72 is: 78,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,557.84 : 255,837.40 = 52,228.72 : x
  2. Step 2: Convert to fraction form
    170,557.84/255,837.40 = 52,228.72/x
  3. Step 3: Cross multiply
    170,557.84x = 255,837.40 × 52,228.72
  4. Step 4: Simplify right side
    170,557.84x = 13,362,059,930.13
  5. Step 5: Solve for x
    x = 13,362,059,930.13/170,557.84
  6. Step 6: Final answer
    x = 78,343.28

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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.