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Finding the Fourth Proportional to 176,532.94, 243,559.47 and 109,503.82

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Solution

The fourth proportional to 176,532.94, 243,559.47 and 109,503.82 is: 151,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,532.94 : 243,559.47 = 109,503.82 : x
  2. Step 2: Convert to fraction form
    176,532.94/243,559.47 = 109,503.82/x
  3. Step 3: Cross multiply
    176,532.94x = 243,559.47 × 109,503.82
  4. Step 4: Simplify right side
    176,532.94x = 26,670,692,362.18
  5. Step 5: Solve for x
    x = 26,670,692,362.18/176,532.94
  6. Step 6: Final answer
    x = 151,080.54

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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.