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Finding the Fourth Proportional to 176,888.64, 265,441.75 and 70,253.94

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Solution

The fourth proportional to 176,888.64, 265,441.75 and 70,253.94 is: 105,424.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,888.64 : 265,441.75 = 70,253.94 : x
  2. Step 2: Convert to fraction form
    176,888.64/265,441.75 = 70,253.94/x
  3. Step 3: Cross multiply
    176,888.64x = 265,441.75 × 70,253.94
  4. Step 4: Simplify right side
    176,888.64x = 18,648,329,597.77
  5. Step 5: Solve for x
    x = 18,648,329,597.77/176,888.64
  6. Step 6: Final answer
    x = 105,424.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.