Home / 243,520.51-336,059.55-136,092.34

Finding the Fourth Proportional to 243,520.51, 336,059.55 and 136,092.34

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Solution

The fourth proportional to 243,520.51, 336,059.55 and 136,092.34 is: 187,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,520.51 : 336,059.55 = 136,092.34 : x
  2. Step 2: Convert to fraction form
    243,520.51/336,059.55 = 136,092.34/x
  3. Step 3: Cross multiply
    243,520.51x = 336,059.55 × 136,092.34
  4. Step 4: Simplify right side
    243,520.51x = 45,735,130,538.85
  5. Step 5: Solve for x
    x = 45,735,130,538.85/243,520.51
  6. Step 6: Final answer
    x = 187,808.13

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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.