Home / 132,507.36-182,864.66-75,929.67

Finding the Fourth Proportional to 132,507.36, 182,864.66 and 75,929.67

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Solution

The fourth proportional to 132,507.36, 182,864.66 and 75,929.67 is: 104,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,507.36 : 182,864.66 = 75,929.67 : x
  2. Step 2: Convert to fraction form
    132,507.36/182,864.66 = 75,929.67/x
  3. Step 3: Cross multiply
    132,507.36x = 182,864.66 × 75,929.67
  4. Step 4: Simplify right side
    132,507.36x = 13,884,852,908.81
  5. Step 5: Solve for x
    x = 13,884,852,908.81/132,507.36
  6. Step 6: Final answer
    x = 104,785.52

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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.