Home / 168,515-232,548.76-96,895.30

Finding the Fourth Proportional to 168,515, 232,548.76 and 96,895.30

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Solution

The fourth proportional to 168,515, 232,548.76 and 96,895.30 is: 133,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,515 : 232,548.76 = 96,895.30 : x
  2. Step 2: Convert to fraction form
    168,515/232,548.76 = 96,895.30/x
  3. Step 3: Cross multiply
    168,515x = 232,548.76 × 96,895.30
  4. Step 4: Simplify right side
    168,515x = 22,532,881,864.83
  5. Step 5: Solve for x
    x = 22,532,881,864.83/168,515
  6. Step 6: Final answer
    x = 133,714.40

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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.