Home / 124,842.10-172,282.59-68,254.42

Finding the Fourth Proportional to 124,842.10, 172,282.59 and 68,254.42

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Solution

The fourth proportional to 124,842.10, 172,282.59 and 68,254.42 is: 94,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,842.10 : 172,282.59 = 68,254.42 : x
  2. Step 2: Convert to fraction form
    124,842.10/172,282.59 = 68,254.42/x
  3. Step 3: Cross multiply
    124,842.10x = 172,282.59 × 68,254.42
  4. Step 4: Simplify right side
    124,842.10x = 11,759,048,256.55
  5. Step 5: Solve for x
    x = 11,759,048,256.55/124,842.10
  6. Step 6: Final answer
    x = 94,191.37

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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.