Home / 176,531.44-243,557.40-109,502.32

Finding the Fourth Proportional to 176,531.44, 243,557.40 and 109,502.32

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Solution

The fourth proportional to 176,531.44, 243,557.40 and 109,502.32 is: 151,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,531.44 : 243,557.40 = 109,502.32 : x
  2. Step 2: Convert to fraction form
    176,531.44/243,557.40 = 109,502.32/x
  3. Step 3: Cross multiply
    176,531.44x = 243,557.40 × 109,502.32
  4. Step 4: Simplify right side
    176,531.44x = 26,670,100,353.17
  5. Step 5: Solve for x
    x = 26,670,100,353.17/176,531.44
  6. Step 6: Final answer
    x = 151,078.47

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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.