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Finding the Fourth Proportional to 132,919.76, 183,424.20 and 73,303.76

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Solution

The fourth proportional to 132,919.76, 183,424.20 and 73,303.76 is: 101,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,919.76 : 183,424.20 = 73,303.76 : x
  2. Step 2: Convert to fraction form
    132,919.76/183,424.20 = 73,303.76/x
  3. Step 3: Cross multiply
    132,919.76x = 183,424.20 × 73,303.76
  4. Step 4: Simplify right side
    132,919.76x = 13,445,683,534.99
  5. Step 5: Solve for x
    x = 13,445,683,534.99/132,919.76
  6. Step 6: Final answer
    x = 101,156.39

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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.