Home / 124,746.68-187,132.62-40,503.32

Finding the Fourth Proportional to 124,746.68, 187,132.62 and 40,503.32

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Solution

The fourth proportional to 124,746.68, 187,132.62 and 40,503.32 is: 60,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,746.68 : 187,132.62 = 40,503.32 : x
  2. Step 2: Convert to fraction form
    124,746.68/187,132.62 = 40,503.32/x
  3. Step 3: Cross multiply
    124,746.68x = 187,132.62 × 40,503.32
  4. Step 4: Simplify right side
    124,746.68x = 7,579,492,390.30
  5. Step 5: Solve for x
    x = 7,579,492,390.30/124,746.68
  6. Step 6: Final answer
    x = 60,759.07

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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.