Home / 132,400.98-182,890.61-130,473.69

Finding the Fourth Proportional to 132,400.98, 182,890.61 and 130,473.69

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Solution

The fourth proportional to 132,400.98, 182,890.61 and 130,473.69 is: 180,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,400.98 : 182,890.61 = 130,473.69 : x
  2. Step 2: Convert to fraction form
    132,400.98/182,890.61 = 130,473.69/x
  3. Step 3: Cross multiply
    132,400.98x = 182,890.61 × 130,473.69
  4. Step 4: Simplify right side
    132,400.98x = 23,862,411,904.12
  5. Step 5: Solve for x
    x = 23,862,411,904.12/132,400.98
  6. Step 6: Final answer
    x = 180,228.36

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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.