Home / 124,355.34-186,569.35-40,113.65

Finding the Fourth Proportional to 124,355.34, 186,569.35 and 40,113.65

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Solution

The fourth proportional to 124,355.34, 186,569.35 and 40,113.65 is: 60,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,355.34 : 186,569.35 = 40,113.65 : x
  2. Step 2: Convert to fraction form
    124,355.34/186,569.35 = 40,113.65/x
  3. Step 3: Cross multiply
    124,355.34x = 186,569.35 × 40,113.65
  4. Step 4: Simplify right side
    124,355.34x = 7,483,977,972.77
  5. Step 5: Solve for x
    x = 7,483,977,972.77/124,355.34
  6. Step 6: Final answer
    x = 60,182.20

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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.