Home / 132,384.49-182,686.11-75,784.93

Finding the Fourth Proportional to 132,384.49, 182,686.11 and 75,784.93

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Solution

The fourth proportional to 132,384.49, 182,686.11 and 75,784.93 is: 104,580.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,384.49 : 182,686.11 = 75,784.93 : x
  2. Step 2: Convert to fraction form
    132,384.49/182,686.11 = 75,784.93/x
  3. Step 3: Cross multiply
    132,384.49x = 182,686.11 × 75,784.93
  4. Step 4: Simplify right side
    132,384.49x = 13,844,854,058.32
  5. Step 5: Solve for x
    x = 13,844,854,058.32/132,384.49
  6. Step 6: Final answer
    x = 104,580.64

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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.