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Finding the Fourth Proportional to 176,688.36, 265,035.35 and 43,568.66

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Solution

The fourth proportional to 176,688.36, 265,035.35 and 43,568.66 is: 65,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,688.36 : 265,035.35 = 43,568.66 : x
  2. Step 2: Convert to fraction form
    176,688.36/265,035.35 = 43,568.66/x
  3. Step 3: Cross multiply
    176,688.36x = 265,035.35 × 43,568.66
  4. Step 4: Simplify right side
    176,688.36x = 11,547,233,509.11
  5. Step 5: Solve for x
    x = 11,547,233,509.11/176,688.36
  6. Step 6: Final answer
    x = 65,353.67

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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.