Home / 124,276.86-171,504.05-67,688.23

Finding the Fourth Proportional to 124,276.86, 171,504.05 and 67,688.23

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Solution

The fourth proportional to 124,276.86, 171,504.05 and 67,688.23 is: 93,410.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,276.86 : 171,504.05 = 67,688.23 : x
  2. Step 2: Convert to fraction form
    124,276.86/171,504.05 = 67,688.23/x
  3. Step 3: Cross multiply
    124,276.86x = 171,504.05 × 67,688.23
  4. Step 4: Simplify right side
    124,276.86x = 11,608,805,582.33
  5. Step 5: Solve for x
    x = 11,608,805,582.33/124,276.86
  6. Step 6: Final answer
    x = 93,410.84

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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.