Home / 168,285.68-232,235-92,834.16

Finding the Fourth Proportional to 168,285.68, 232,235 and 92,834.16

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Solution

The fourth proportional to 168,285.68, 232,235 and 92,834.16 is: 128,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,285.68 : 232,235 = 92,834.16 : x
  2. Step 2: Convert to fraction form
    168,285.68/232,235 = 92,834.16/x
  3. Step 3: Cross multiply
    168,285.68x = 232,235 × 92,834.16
  4. Step 4: Simplify right side
    168,285.68x = 21,559,341,147.60
  5. Step 5: Solve for x
    x = 21,559,341,147.60/168,285.68
  6. Step 6: Final answer
    x = 128,111.56

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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.