Home / 168,876.12-233,040.06-93,423

Finding the Fourth Proportional to 168,876.12, 233,040.06 and 93,423

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Solution

The fourth proportional to 168,876.12, 233,040.06 and 93,423 is: 128,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,876.12 : 233,040.06 = 93,423 : x
  2. Step 2: Convert to fraction form
    168,876.12/233,040.06 = 93,423/x
  3. Step 3: Cross multiply
    168,876.12x = 233,040.06 × 93,423
  4. Step 4: Simplify right side
    168,876.12x = 21,771,301,525.38
  5. Step 5: Solve for x
    x = 21,771,301,525.38/168,876.12
  6. Step 6: Final answer
    x = 128,918.77

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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.