Home / 124,272.20-171,495.63-67,683.58

Finding the Fourth Proportional to 124,272.20, 171,495.63 and 67,683.58

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Solution

The fourth proportional to 124,272.20, 171,495.63 and 67,683.58 is: 93,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,272.20 : 171,495.63 = 67,683.58 : x
  2. Step 2: Convert to fraction form
    124,272.20/171,495.63 = 67,683.58/x
  3. Step 3: Cross multiply
    124,272.20x = 171,495.63 × 67,683.58
  4. Step 4: Simplify right side
    124,272.20x = 11,607,437,764.02
  5. Step 5: Solve for x
    x = 11,607,437,764.02/124,272.20
  6. Step 6: Final answer
    x = 93,403.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.