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Finding the Fourth Proportional to 176,320.64, 243,384.56 and 104,700.13

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Solution

The fourth proportional to 176,320.64, 243,384.56 and 104,700.13 is: 144,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.64 : 243,384.56 = 104,700.13 : x
  2. Step 2: Convert to fraction form
    176,320.64/243,384.56 = 104,700.13/x
  3. Step 3: Cross multiply
    176,320.64x = 243,384.56 × 104,700.13
  4. Step 4: Simplify right side
    176,320.64x = 25,482,395,071.99
  5. Step 5: Solve for x
    x = 25,482,395,071.99/176,320.64
  6. Step 6: Final answer
    x = 144,523.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.