Home / 132,582.47-182,958.35-72,153.23

Finding the Fourth Proportional to 132,582.47, 182,958.35 and 72,153.23

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Solution

The fourth proportional to 132,582.47, 182,958.35 and 72,153.23 is: 99,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,582.47 : 182,958.35 = 72,153.23 : x
  2. Step 2: Convert to fraction form
    132,582.47/182,958.35 = 72,153.23/x
  3. Step 3: Cross multiply
    132,582.47x = 182,958.35 × 72,153.23
  4. Step 4: Simplify right side
    132,582.47x = 13,201,035,661.55
  5. Step 5: Solve for x
    x = 13,201,035,661.55/132,582.47
  6. Step 6: Final answer
    x = 99,568.48

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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.