Home / 124,530.39-186,775.47-35,763.70

Finding the Fourth Proportional to 124,530.39, 186,775.47 and 35,763.70

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Solution

The fourth proportional to 124,530.39, 186,775.47 and 35,763.70 is: 53,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,530.39 : 186,775.47 = 35,763.70 : x
  2. Step 2: Convert to fraction form
    124,530.39/186,775.47 = 35,763.70/x
  3. Step 3: Cross multiply
    124,530.39x = 186,775.47 × 35,763.70
  4. Step 4: Simplify right side
    124,530.39x = 6,679,781,876.44
  5. Step 5: Solve for x
    x = 6,679,781,876.44/124,530.39
  6. Step 6: Final answer
    x = 53,639.77

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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.