Home / 124,330.84-186,497.55-99,528.55

Finding the Fourth Proportional to 124,330.84, 186,497.55 and 99,528.55

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Solution

The fourth proportional to 124,330.84, 186,497.55 and 99,528.55 is: 149,293.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,330.84 : 186,497.55 = 99,528.55 : x
  2. Step 2: Convert to fraction form
    124,330.84/186,497.55 = 99,528.55/x
  3. Step 3: Cross multiply
    124,330.84x = 186,497.55 × 99,528.55
  4. Step 4: Simplify right side
    124,330.84x = 18,561,830,730.05
  5. Step 5: Solve for x
    x = 18,561,830,730.05/124,330.84
  6. Step 6: Final answer
    x = 149,293.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.