Home / 176,309.15-243,410.46-107,424.59

Finding the Fourth Proportional to 176,309.15, 243,410.46 and 107,424.59

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Solution

The fourth proportional to 176,309.15, 243,410.46 and 107,424.59 is: 148,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,309.15 : 243,410.46 = 107,424.59 : x
  2. Step 2: Convert to fraction form
    176,309.15/243,410.46 = 107,424.59/x
  3. Step 3: Cross multiply
    176,309.15x = 243,410.46 × 107,424.59
  4. Step 4: Simplify right side
    176,309.15x = 26,148,268,867.21
  5. Step 5: Solve for x
    x = 26,148,268,867.21/176,309.15
  6. Step 6: Final answer
    x = 148,309.20

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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.