Home / 132,827.73-183,300.64-72,398.18

Finding the Fourth Proportional to 132,827.73, 183,300.64 and 72,398.18

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Solution

The fourth proportional to 132,827.73, 183,300.64 and 72,398.18 is: 99,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,827.73 : 183,300.64 = 72,398.18 : x
  2. Step 2: Convert to fraction form
    132,827.73/183,300.64 = 72,398.18/x
  3. Step 3: Cross multiply
    132,827.73x = 183,300.64 × 72,398.18
  4. Step 4: Simplify right side
    132,827.73x = 13,270,632,728.84
  5. Step 5: Solve for x
    x = 13,270,632,728.84/132,827.73
  6. Step 6: Final answer
    x = 99,908.60

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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.