Home / 168,638.04-232,718.22-93,187.80

Finding the Fourth Proportional to 168,638.04, 232,718.22 and 93,187.80

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Solution

The fourth proportional to 168,638.04, 232,718.22 and 93,187.80 is: 128,597.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,638.04 : 232,718.22 = 93,187.80 : x
  2. Step 2: Convert to fraction form
    168,638.04/232,718.22 = 93,187.80/x
  3. Step 3: Cross multiply
    168,638.04x = 232,718.22 × 93,187.80
  4. Step 4: Simplify right side
    168,638.04x = 21,686,498,941.72
  5. Step 5: Solve for x
    x = 21,686,498,941.72/168,638.04
  6. Step 6: Final answer
    x = 128,597.91

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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.