Home / 160,136.03-221,009.69-92,151.63

Finding the Fourth Proportional to 160,136.03, 221,009.69 and 92,151.63

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Solution

The fourth proportional to 160,136.03, 221,009.69 and 92,151.63 is: 127,181.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,136.03 : 221,009.69 = 92,151.63 : x
  2. Step 2: Convert to fraction form
    160,136.03/221,009.69 = 92,151.63/x
  3. Step 3: Cross multiply
    160,136.03x = 221,009.69 × 92,151.63
  4. Step 4: Simplify right side
    160,136.03x = 20,366,403,409.67
  5. Step 5: Solve for x
    x = 20,366,403,409.67/160,136.03
  6. Step 6: Final answer
    x = 127,181.89

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1.5x scale

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.