Home / 163,921.02-226,232.55-92,315.04

Finding the Fourth Proportional to 163,921.02, 226,232.55 and 92,315.04

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Solution

The fourth proportional to 163,921.02, 226,232.55 and 92,315.04 is: 127,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,921.02 : 226,232.55 = 92,315.04 : x
  2. Step 2: Convert to fraction form
    163,921.02/226,232.55 = 92,315.04/x
  3. Step 3: Cross multiply
    163,921.02x = 226,232.55 × 92,315.04
  4. Step 4: Simplify right side
    163,921.02x = 20,884,666,902.55
  5. Step 5: Solve for x
    x = 20,884,666,902.55/163,921.02
  6. Step 6: Final answer
    x = 127,406.89

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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.