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Finding the Fourth Proportional to 176,675.68, 243,818.94 and 101,238.76

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Solution

The fourth proportional to 176,675.68, 243,818.94 and 101,238.76 is: 139,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,675.68 : 243,818.94 = 101,238.76 : x
  2. Step 2: Convert to fraction form
    176,675.68/243,818.94 = 101,238.76/x
  3. Step 3: Cross multiply
    176,675.68x = 243,818.94 × 101,238.76
  4. Step 4: Simplify right side
    176,675.68x = 24,683,927,150.11
  5. Step 5: Solve for x
    x = 24,683,927,150.11/176,675.68
  6. Step 6: Final answer
    x = 139,713.21

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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.