Home / 124,429.90-186,644.85-93,325.90

Finding the Fourth Proportional to 124,429.90, 186,644.85 and 93,325.90

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Solution

The fourth proportional to 124,429.90, 186,644.85 and 93,325.90 is: 139,988.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,429.90 : 186,644.85 = 93,325.90 : x
  2. Step 2: Convert to fraction form
    124,429.90/186,644.85 = 93,325.90/x
  3. Step 3: Cross multiply
    124,429.90x = 186,644.85 × 93,325.90
  4. Step 4: Simplify right side
    124,429.90x = 17,418,798,606.62
  5. Step 5: Solve for x
    x = 17,418,798,606.62/124,429.90
  6. Step 6: Final answer
    x = 139,988.85

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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.