Home / 124,256.40-186,408.90-49,363.80

Finding the Fourth Proportional to 124,256.40, 186,408.90 and 49,363.80

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Solution

The fourth proportional to 124,256.40, 186,408.90 and 49,363.80 is: 74,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,256.40 : 186,408.90 = 49,363.80 : x
  2. Step 2: Convert to fraction form
    124,256.40/186,408.90 = 49,363.80/x
  3. Step 3: Cross multiply
    124,256.40x = 186,408.90 × 49,363.80
  4. Step 4: Simplify right side
    124,256.40x = 9,201,851,657.82
  5. Step 5: Solve for x
    x = 9,201,851,657.82/124,256.40
  6. Step 6: Final answer
    x = 74,055.35

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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.