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Finding the Fourth Proportional to 176,303.63, 243,264.79 and 104,706.11

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Solution

The fourth proportional to 176,303.63, 243,264.79 and 104,706.11 is: 144,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,303.63 : 243,264.79 = 104,706.11 : x
  2. Step 2: Convert to fraction form
    176,303.63/243,264.79 = 104,706.11/x
  3. Step 3: Cross multiply
    176,303.63x = 243,264.79 × 104,706.11
  4. Step 4: Simplify right side
    176,303.63x = 25,471,309,860.87
  5. Step 5: Solve for x
    x = 25,471,309,860.87/176,303.63
  6. Step 6: Final answer
    x = 144,474.11

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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.