Home / 243,058.16-335,331.66-151,171.40

Finding the Fourth Proportional to 243,058.16, 335,331.66 and 151,171.40

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Solution

The fourth proportional to 243,058.16, 335,331.66 and 151,171.40 is: 208,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,058.16 : 335,331.66 = 151,171.40 : x
  2. Step 2: Convert to fraction form
    243,058.16/335,331.66 = 151,171.40/x
  3. Step 3: Cross multiply
    243,058.16x = 335,331.66 × 151,171.40
  4. Step 4: Simplify right side
    243,058.16x = 50,692,556,506.52
  5. Step 5: Solve for x
    x = 50,692,556,506.52/243,058.16
  6. Step 6: Final answer
    x = 208,561.43

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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.