Home / 169,309.76-233,635.28-92,816.64

Finding the Fourth Proportional to 169,309.76, 233,635.28 and 92,816.64

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Solution

The fourth proportional to 169,309.76, 233,635.28 and 92,816.64 is: 128,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,309.76 : 233,635.28 = 92,816.64 : x
  2. Step 2: Convert to fraction form
    169,309.76/233,635.28 = 92,816.64/x
  3. Step 3: Cross multiply
    169,309.76x = 233,635.28 × 92,816.64
  4. Step 4: Simplify right side
    169,309.76x = 21,685,241,675.06
  5. Step 5: Solve for x
    x = 21,685,241,675.06/169,309.76
  6. Step 6: Final answer
    x = 128,080.28

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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.