Home / 170,868.90-256,303.35-161,192.10

Finding the Fourth Proportional to 170,868.90, 256,303.35 and 161,192.10

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Solution

The fourth proportional to 170,868.90, 256,303.35 and 161,192.10 is: 241,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,868.90 : 256,303.35 = 161,192.10 : x
  2. Step 2: Convert to fraction form
    170,868.90/256,303.35 = 161,192.10/x
  3. Step 3: Cross multiply
    170,868.90x = 256,303.35 × 161,192.10
  4. Step 4: Simplify right side
    170,868.90x = 41,314,075,223.54
  5. Step 5: Solve for x
    x = 41,314,075,223.54/170,868.90
  6. Step 6: Final answer
    x = 241,788.15

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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.