Home / 132,038.46-182,222.82-75,448.62

Finding the Fourth Proportional to 132,038.46, 182,222.82 and 75,448.62

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Solution

The fourth proportional to 132,038.46, 182,222.82 and 75,448.62 is: 104,124.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,038.46 : 182,222.82 = 75,448.62 : x
  2. Step 2: Convert to fraction form
    132,038.46/182,222.82 = 75,448.62/x
  3. Step 3: Cross multiply
    132,038.46x = 182,222.82 × 75,448.62
  4. Step 4: Simplify right side
    132,038.46x = 13,748,460,301.51
  5. Step 5: Solve for x
    x = 13,748,460,301.51/132,038.46
  6. Step 6: Final answer
    x = 104,124.66

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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.